8th Grade Unit #1 Mechanics Homework

8th Grade Unit #1 Mechanics Homework

Directions: Please copy these homework in your journal and answer them in your journal.

Be sure to do one per night

HOMEWORK         Date           Day#1

Name _____________________________

Date ___________________

Complete each sentence using the words in the word list.

Friction Inertia Speed Mass Distance Energy force

_______________	15.	Heat is a type of ____.
_______________	16.	The ____ from my house to school is very short.
_______________	17.	A carat is the standard unit of ____ used for weighing precious stones, especially diamonds.
_______________	18.	"Anywhere is walking ____, if you've got the time," declared Steven Wright, a comedian.
_______________	19.	Heat ____ can be produced by rubbing your hands together.
_______________	20.	One of the most important laws of physics is the Law of Conservation of ____.
_______________	21.	An object that is moving is said to have kinetic ____.
_______________	22.	Centrifugal force is the ____ of a body moving in a circle.
_______________	23.	Joe will moderate the ____ of his car by using the brakes.
_______________	24.	There wasn't enough ____ to stop the rolling wagon.
_______________	25.	The car was driven at a rapid ____.(adj)
_______________	26.	The skyline is easily discernible even at a ____ of several miles.
_______________	27.	____ is a property of matter.
_______________	28.	There is less ____ between Johnathan and I than between Elisabeth and I.
_______________	29.	He used brute ____ to open the window when it was stuck.

HOMEWORK         Date           Day#2

Name _____________________________

Date ___________________

Complete each sentence using the words in the word list.

Acceleration Distance Energy force Friction Gravity Speed Mass

_______________	30.	The ____ of the car was 60 miles per hour.
_______________	31.	John was so lazy he rarely mustered enough ____ to walk more than five steps at a time!
_______________	32.	Will the ____ of gravity pull the comet to Earth?
_______________	33.	A cannon ball has more ____ than a beach ball.
_______________	34.	____ is the force that holds us on the ground.
_______________	35.	New ____ limits are not always easily enforceable.
_______________	36.	Scientist uses atomic ____ units to find the proton of a mass.
_______________	37.	____ prevents sneakers from slipping on a gym floor.
_______________	38.	____ between the two pieces of metal caused them to grow very hot.
_______________	39.	____ pulls things down while gravity support force pushes things up.
_______________	40.	____ = velocity divided by time.
_______________	41.	Three types of ____ are rolling, sliding, and fluid (air).
_______________	42.	Another kind of ____ keeps objects from moving when they are pushed gently.
_______________	43.	Jonathan heard a deep rumbling sound in the ____.
_______________	44.	Solar ____ can be converted to electricity on both small and large scale.

 HOMEWORK         Date           Day#3

Name _____________________________

Date ___________________

Complete each sentence using the words in the word list.

Acceleration Gravity Speed Mass Inertia Energy force

_______________	45.	His quick ____ helped him win the moto cross race.
_______________	46.	This flow of ____ is an energy chain.
_______________	47.	Force can be increased by increasing mass and or ____.
_______________	48.	You will be breaking the law if you exceed the ____ limit that is posted on the sign.
_______________	49.	____ divided by volume equals density.
_______________	50.	The more ____ two objects have the greaterthe force of gravity is between them.
_______________	51.	Solar and wind power are two sources of renewable ____.
_______________	52.	The ____ of the car startled me.
_______________	53.	Temperature is actually a measure of how much heat ____ there is.
_______________	54.	The invention of the computer caused an ____ of changes in our world.
_______________	55.	In science class, we learned about centripetal ____.
_______________	56.	A gram is a basic unit of ____.
_______________	57.	The ____ caused the drink to spill when the car slammed on it's brakes.
_______________	58.	Because of their ____, a bike and rider keep moving forward in the same direction.
_______________	59.	The ____ on the moon is less it is on earth.

 HOMEWORK         Date           Day#4

Name _____________________________

Date ___________________

Complete each sentence using the words in the word list.

Displacement Equilibrium Gravity force Acceleration Distance Speed

_______________	60.	The long ____ runner paced himself so he would not get tired too quickly.
_______________	61.	The rocks caused ____ in the beaker of water.
_______________	62.	Dad had to ____ to get Mom to the hospital on time.
_______________	63.	The moving car will only stop when the breaks are applied, this ____ stops the car.
_______________	64.	The force of ____ holds things to the surface of Earth.
_______________	65.	We studied the ____ of celestial objects orbiting the sun.
_______________	66.	Being a long ____ runner, Jill won the race effortlessly.
_______________	67.	A lot of people prefer to drive cars that have a high rate of ____.
_______________	68.	Plants are able to respond to light, ____, and touch because they produce hormones.
_______________	69.	Force = mass x ____.
_______________	70.	Use the highway map, Matthew, to find the ____ from New York City to Los Angeles.
_______________	71.	The ecosystem took some time to return to its natural ____.
_______________	72.	When unbalanced forces act on an object, the object starts to move, speeds up, slows down, stops, or changes direction. This change of motion is called ____.
_______________	73.	Many rocks cause ____ in lakes and oceans.

 HOMEWORK         Date           Day#5

Name _____________________________

Date ___________________

Complete each sentence using the words in the word list.

Acceleration Friction Gravity Speed Equilibrium Inertia Energy Mass

_______________	74.	A by product of ____ is heat.
_______________	75.	____ keeps the dishes on the table when I pull the table cloth off.
_______________	76.	____ and agility gave an advantage to Coelophysis when facing a hungry armored phytosaur.
_______________	77.	After the hard blow to his head, Nick found he lost his sense of ____.
_______________	78.	The ____ of the roller coaster caused us to scream.
_______________	79.	The more weight you increase causes the ____ to increase also.
_______________	80.	We took a survey of people in our neighborhood to see if the majority wanted ____ bumps on our street.
_______________	81.	The gasoline is an example of chemical potential ____.
_______________	82.	Three types of ____ are rolling, sliding, and fluid.
_______________	83.	You have ____ when your body resists change.
_______________	84.	When you rub your hands together it creates ____ and friction creates heat.
_______________	85.	____ pulls things down while gravity support force pushes things up.
_______________	86.	Mrs. Jurries lost her ____ along with her hearing due to an ear infection
_______________	87.	My ____ is equal to the distance I traveled divided by the time it took me to go that far.

HOMEWORK         Date           Day#6

Name _____________________________

Date ___________________

Complete each sentence using the words in the word list.

Displacement Distance Energy force Acceleration Inertia Speed

_______________	88.	We gazed at the craggy mountaintop in the ____.
_______________	89.	The ____ of the new ship was 24,000 tons.
_______________	90.	Sport cars tend to have faster ____ than your compact sedan.
_______________	91.	An example of ____ is to run faster at the end of a race.
_______________	92.	The perspective made the large building look very small in the ____.
_______________	93.	The burning of fossil fuels for ____ causes air pollution.
_______________	94.	The ____ shown on the map is out of proportion.
_______________	95.	____ has to do with rest and motion.
_______________	96.	186,000 miles per second, 300,000 kilometers per second, the ____ that light travels in a vacuum is called light speed.
_______________	97.	The more mass two objects have the greaterthe ____ of gravity is between them.
_______________	98.	When Charles gets home from school and plops down on the couch, he does not have much ____ to get up and do the list his mother left for him.
_______________	99.	Jonas felt the crescendo of ____ as he slide down the hill on the sled. HOMEWORK         Date           Day#7 Name _____________________________ Date ___________________ Complete each sentence. _______________ 1.   One of the most important laws of physics is the Law of Conservation of (Energy, Kinetic energy, Gravity) . _______________ 2.   We asked neighbors to sign Mr. Smith's petition to get (Newton’s Third Law, speed, Distance) bumps on his street. _______________ 3.   Density is the amount of (mass, Potential energy, Energy) in a given space. _______________ 4.   The more weight you increase causes the (mass, Newton’s Second Law, Newton’s First Law) to increase also. _______________ 5.   The (Newton’s Third Law, Friction, inertia) caused the drink to spill when the car slammed on it's brakes. _______________ 6.   Scientist uses atomic (mass, Acceleration, Gravity) units to find the proton of a mass. _______________ 7.   We gazed at the craggy mountaintop in the (Speed, Gravity, distance) . _______________ 8.   Although my grandmother's house is a considerable (Kinetic energy, Acceleration, distance) from town, she walks to the post office there every day. _______________ 9.   Weightlessness in space is caused by the lack of (gravity, Distance, Energy) . _______________ 10.   (Distance, Gravity, Friction) pulls things down while gravity support force pushes things up. _______________ 11.   Heat (Mass, Equilibrium, energy) can be produced by rubbing your hands together. _______________ 12.   Some planets do not have (Potential energy, gravity, Newton’s Third Law) . HOMEWORK         Date           Day#8 Name _____________________________ Date ___________________ Complete each sentence. _______________ 13.   When she rubbed her hands together the (Conservation of energy, friction, Newton’s Third Law) made them warmer. _______________ 14.   Do not let the (Gravity, acceleration, Equilibrium) of your car go beyond the speed limit. _______________ 15.   Solar and wind power are two sources of renewable (Acceleration, energy, Distance) . _______________ 16.   The (distance, Conservation of energy, Newton’s Second Law) from my house to school is very short. _______________ 17.   Ellen saw lights in the (Mass, distance, force) . _______________ 18.   Centrifugal force is the (inertia, Equilibrium, Newton’s First Law) of a body moving in a circle. _______________ 19.   "They were taken up ovr the clouds and war, beyond (Potential energy, gravity, Action-reaction forces) and mortification." _______________ 20.   The (Equilibrium, acceleration, Speed) of the roller coaster caused us to scream. _______________ 21.   The force of (Acceleration, gravity, Newton’s Second Law) holds things to the surface of Earth. _______________ 22.   The ecosystem took some time to return to its natural (equilibrium, Inertia, force) . _______________ 23.   Solar (force, energy, Newton’s First Law) can be converted to electricity on both small and large scale. _______________ 24.   Oil is used to reduce (friction, Action-reaction forces, force) between metals parts in a car.  HOMEWORK         Date           Day#9 Name _____________________________ Date ___________________ Complete each sentence. _______________ 25.   The rocks caused (displacement, Action-reaction forces, Newton’s Third Law) in the beaker of water. _______________ 26.   Skiing down hill at great (Conservation of energy, Mass, speed) is so much fun. _______________ 27.   Chuck Yager flew his airplane at the (speed, Displacement, Equilibrium) of sound. _______________ 28.   Weight is different from mass in that mass does not involve gravitational (Newton’s First Law, Newton’s Third Law, force) . _______________ 29.   Using the highway map, Miss Ranft can to find the (Equilibrium, Friction, distance) from New York City to Los Angeles. _______________ 30.   The more (mass, Distance, Equilibrium) two objects have the greaterthe force of gravity is between them. _______________ 31.   The tide rises and falls because of the pull of the moon's (Action-reaction forces, gravity, Distance) . _______________ 32.   Temperature is actually a measure of how much heat (Friction, energy, Newton’s Third Law) there is. _______________ 33.   You break the law when you exceed the (Newton’s Second Law, speed, Inertia) limit posted. _______________ 34.   Taylor stepped on the gas pedal to (Gravity, speed, Inertia) up the car. _______________ 35.   Will the (force, Potential energy, Equilibrium) of gravity pull the comet to Earth? _______________ 36.   I need to calculate the (force, distance, Newton’s Second Law) from my house to yours. HOMEWORK         Date           Day#10 Name _____________________________ Date ___________________ Complete each sentence. _______________ 37.   (Inertia, Gravity, Friction) has to do with rest and motion. _______________ 38.   There wasn't enough (friction, Distance, Displacement) to stop the rolling wagon. _______________ 39.   It is (inertia, Potential energy, force) that holds many boulders in their place. _______________ 40.   The (distance, Newton’s First Law, Energy) shown on the map is out of proportion. _______________ 41.   Becuase of its (Equilibrium, inertia, Gravity) , the elephant was difficult to move. _______________ 42.   (Gravity, Friction, Distance) prevents sneakers from slipping on a gym floor. _______________ 43.   Sport cars tend to have faster (Inertia, acceleration, Conservation of energy) than your compact sedan. _______________ 44.   She was pigeon-toed and her feet hurt when she walked any (Newton’s First Law, Friction, distance) . _______________ 45.   The (Inertia, force, Displacement) of the magnet allowed us to pick up metal objects. _______________ 46.   Heat is a type of (Distance, energy, Potential energy) . _______________ 47.   We studied the (acceleration, Inertia, Gravity) of celestial objects orbiting the sun. _______________ 48.   (Conservation of energy, Energy, Mass) is conserved according to the las of conservation of mass. _______________ 49.   New (Newton’s First Law, Energy, speed) limits are not always easily enforceable.  HOMEWORK         Date           Day#11 Name _____________________________ Date ___________________ Complete each sentence. _______________ 50.   My brother's state of (Conservation of energy, Newton’s Third Law, inertia) is changed only when my mother calls him for a meal. _______________ 51.   (Kinetic energy, Gravity, Equilibrium) is the force that holds us on the ground. _______________ 52.   "The hump was everything, a kind of (Acceleration, Action-reaction forces, inertia) ." _______________ 53.   The (speed, Potential energy, Friction) of the car was 60 miles per hour. _______________ 54.   A cannon ball has more (Action-reaction forces, Conservation of energy, mass) than a beach ball. _______________ 55.   (Gravity, Newton’s Third Law, Friction) between the two pieces of metal caused them to grow very hot. _______________ 56.   The gasoline is an example of chemical potential (Potential energy, energy, Kinetic energy) . _______________ 57.   (Newton’s First Law, Acceleration, Energy) from the sun causes the ocean water to evaporate. _______________ 58.   He used brute (Newton’s Second Law, force, Action-reaction forces) to open the window when it was stuck. _______________ 59.   They're going to overtake us if we don't (speed, Energy, Newton’s Second Law) up. _______________ 60.   A gram is a basic unit of (Friction, mass, Equilibrium) . _______________ 61.   You have (Newton’s Second Law, inertia, Conservation of energy) when your body resists change. _______________ 62.   (Inertia, Potential energy, Speed) is a property of matter. Name _____________________________ Date ___________________ Complete each sentence. _______________ 63.   The planets are held in place around the sun because of the sun's (Energy, gravity, Newton’s First Law) . _______________ 64.   When the volleyball player hit the ball, the (Newton’s Third Law, Gravity, force) caused it to go in the opposite direction. _______________ 65.   The skyline is easily discernible even at a (distance, Acceleration, Mass) of several miles. _______________ 66.   (Action-reaction forces, Equilibrium, Friction) between the two pieces of metal caused them to grow very hot. _______________ 67.   Joe will change the (speed, Displacement, Friction) of his car by using the brakes. _______________ 68.   It always takes a force to cause an (Friction, acceleration, Speed) . _______________ 69.   To keep my hands warm, I rubbed them together to produce (Speed, Action-reaction forces, friction) . _______________ 70.   The (Kinetic energy, Displacement, gravity) on the moon is less it is on earth. _______________ 71.   It required 40 newtons of (Potential energy, Action-reaction forces, energy) to lift the load 10 centimeters. _______________ 72.   Plants are able to respond to light, (Newton’s First Law, Conservation of energy, gravity) , and touch because they produce hormones. _______________ 73.   Three types of (Newton’s Second Law, friction, Energy) are rolling, sliding, and fluid. _______________ 74.   (Friction, Newton’s First Law, Newton’s Second Law) causes the rice to stick to the balloon.  HOMEWORK         Date           Day#12 Name _____________________________ Date ___________________ Complete each sentence. _______________ 75.   The sky was alight with a red glow as the fire raged in the (Inertia, Displacement, distance) . _______________ 76.   Centrifugal (force, Kinetic energy, Energy) is the twirling motion forcing the planets away from the sun. _______________ 77.   The (force, Acceleration, Kinetic energy) of the explosion in the rocket's engine during the launch sent it into the air. _______________ 78.   Use the highway map, Matthew, to find the (distance, Friction, Newton’s First Law) from New York City to Los Angeles. _______________ 79.   The sun is a source of renewable (Newton’s First Law, Inertia, energy) . _______________ 80.   Weight is the measure of the pull of (gravity, Mass, Acceleration) on an object. _______________ 81.   His quick (Friction, Conservation of energy, acceleration) helped him win the moto cross race. _______________ 82.   The shortest (Kinetic energy, distance, Newton’s Second Law) between two points is a straight line. _______________ 83.   The (Energy, Conservation of energy, displacement) of the new ship was 24,000 tons. _______________ 84.   186,000 miles per second, 300,000 kilometers per second, the (Acceleration, speed, Kinetic energy) that light travels in a vacuum is called light speed. _______________ 85.   When Charles gets home from school and plops down on the couch, he does not have much (inertia, Displacement, Action-reaction forces) to get up and do the list his mother left for him.  HOMEWORK         Date           Day#13 Name _____________________________ Date ___________________ Complete each sentence. _______________ 86.   The jet was unable to take off because it failed to reach proper (acceleration, Newton’s Second Law, Action-reaction forces) . _______________ 87.   The more mass two objects have the greaterthe (Newton’s Third Law, Mass, force) of gravity is between them. _______________ 88.   A generator changes mechanical or heat (Inertia, Displacement, energy) into electricity. _______________ 89.   We asked neighbors to sign Mrs. Leftwich's petition to get (speed, Newton’s Second Law, Displacement) bumps on her street. _______________ 90.   A cheetah runs at lightining (Inertia, speed, Action-reaction forces) . _______________ 91.   Many rocks cause (force, Potential energy, displacement) in lakes and oceans. _______________ 92.   A carat is the standard unit of (Action-reaction forces, Gravity, mass) used for weighing precious stones, especially diamonds. _______________ 93.   Heat and (Potential energy, friction, Inertia) can force some electrons to leave one atom and move to another. _______________ 94.   The moving car will only stop when the breaks are applied, this (Acceleration, force, Conservation of energy) stops the car. _______________ 95.   A sled on ice keeps moving because there is little (Potential energy, Mass, friction) from ice. _______________ 96.   The burning of fossil fuels for (Mass, energy, Newton’s Third Law) causes air pollution. _______________ 97.   My (Action-reaction forces, Inertia, speed) is equal to the distance I traveled divided by the time it took me to go that far _______________ 98.   The invention of the computer caused an (Distance, Action-reaction forces, acceleration) of changes in our world. _______________ 99.   We took a survey of people in our neighborhood to see if the majority wanted (Newton’s First Law, Equilibrium, speed) bumps on our street. HOMEWORK         Date           Day#14 Name _____________________________ Date ___________________ Rewrite each sentence in the correct order and using the correct punctuation. 1.  I between and distance There Elisabeth is Johnathan between and less than I . 2.  everything " inertia " hump a of kind The was ; ; , . 3.  physics Energy is One laws of of of most Law the important of Conservation the . 4.  changes slows on This direction up move the forces acceleration speeds an stops called When object down of starts motion change is unbalanced or to act object , . , , , , . 5.  distance get not he long The too so himself runner paced quickly tired would . 6.  gas they are the the demand price equilibrium constant at are for and When . , 7.  causes the also increase you weight to The increase more mass .  HOMEWORK         Date           Day#15 Name _____________________________ Date ___________________ Rewrite each sentence in the correct order and using the correct punctuation. 8.  her was any pigeon-toed She feet and when hurt she walked distance . 9.  to magnet up metal The objects us pick allowed the of force . 10.  Dad on speed hospital the had time to to Mom get to . 11.  distance " " the is Wright Anywhere comedian got time declared walking if a ve you Steven , . ' , ; ; , 12.  Many oceans displacement lakes cause rocks and in . 13.  of new ship tons was 000 displacement The the 24 . , 14.  car Push pedal to faster the the go acceleration make . 15.  to It the of centimeters 10 newtons load lift required energy 40 . 16.  support down Gravity pushes gravity force things pulls while things up .  HOMEWORK         Date           Day#16 Name _____________________________ Date ___________________ Rewrite each sentence in the correct order and using the correct punctuation. 17.  He it stuck was used when the force brute open window to . 18.  to idiotic police officer try when It asks to speed away and is a pull you over . 19.  to cars compact Sport faster your tend sedan than acceleration have . 20.  Density space a mass is the in given of amount . 21.  conservation is according of of las Mass mass to the conserved . 22.  out emptiness the the no a while gravity will With feel type space in shuttle of astronauts in , . 23.  fluid air of rolling friction and are types sliding Three ( ) . , , 24.  races bred he in the place speed his to had horse any of been for failed Although . ,  HOMEWORK         Date           Day#17 Name _____________________________ Date ___________________ Rewrite each sentence in the correct order and using the correct punctuation. 25.  especially of A the carat weighing standard precious stones unit diamonds for mass used is , . 26.  the brakes the using of Joe by his car moderate speed will . 27.  exceed the You when speed law posted limit break the you . 28.  have planets not gravity Some do . 29.  ground us is Gravity the force on holds the that . 30.  Mass density by divided volume equals . 31.  hour car per miles 60 the speed The was of . 32.  example an potential of is The energy chemical gasoline . 33.  the must You move force box heavy to use .  HOMEWORK         Date           Day#18 Name _____________________________ Date ___________________ Rewrite each sentence in the correct order and using the correct punctuation. 34.  Chuck at his of airplane flew sound Yager speed the . 35.  Solar wind sources energy of and are renewable two power . 36.  blow he of his the lost found his After hard Nick to equilibrium sense head . , 37.  is type of energy Heat a . 38.  friction heat product by is A of . 39.  judged distance feet about to the be We eighteen . 40.  measure of is the Weight gravity an object on of the pull . 41.  them To warm keep hands produce my friction together I to rubbed , . 42.  keeps there is A little on ice moving from because friction sled ice .  HOMEWORK         Date           Day#19 Name _____________________________ Date ___________________ Rewrite each sentence in the correct order and using the correct punctuation. 43.  according conservation the conserved las mass is of to of Mass . 44.  oblivious limit of were to the The the speed as drivers they hospital rushed . 45.  to house every Although a distance my the day town walks she considerable there post s office is from grandmother . ' , 46.  limit acceleration let Do go beyond your of the not the speed car . 47.  be Force and can acceleration by increasing mass or increased . 48.  divided time the My I to me it by far equal is that to go took distance speed traveled the . 49.  to comet Will the pull Earth force of the gravity ? 50.  000 is miles speed light kilometers that per light the second travels speed second 000 in called per vacuum a 186 300 , . , , ,  HOMEWORK         Date           Day#20 Name _____________________________ Date ___________________ Rewrite each sentence in the correct order and using the correct punctuation. 51.  to stop t rolling friction wasn enough wagon the There ' . 52.  air the engine of rocket into explosion launch the the sent s force The in the it during ' . 53.  When realize situation the the the visitors lingered hall fire because not did the they of in the alarm gravity rang . , 54.  mass proton Scientist units a atomic find to mass the of uses . 55.  A at lightining cheetah runs speed . 56.  distance the Angeles New Los map the Use from find Matthew highway City York to to . , , 57.  became That entered stone our atmosphere meteor a when mass of it . 58.  down at great much Skiing hill is fun so speed .  HOMEWORK         Date           Day#21 Name _____________________________ Date ___________________ Rewrite each sentence in the correct order and using the correct punctuation. 59.  yours distance to house from to the I calculate need my . 60.  s drink brakes on slammed caused it inertia the The when the car spill to . ' 61.  divided by Acceleration = time velocity . 62.  couch plops to up the on and have When not his left gets down mother and from does him he list for school Charles home much do the inertia get , . 63.  sun We the studied celestial the objects of orbiting acceleration . 64.  Weight does involve from in mass not that gravitational different force is mass . 65.  force greaterthe gravity is have the between of mass more them The objects two . 66.  beaker caused rocks displacement of The the in water . HOMEWORK         Date           Day#22 Name _____________________________ Date ___________________ Rewrite each sentence in the correct order and using the correct punctuation. 67.  things gravity surface Earth force holds of of the The to . 68.  petition neighbors sign Mrs bumps get her to s on asked street to We Leftwich speed . . ' 69.  learned centripetal we about force science In class . , 70.  computer caused in the of our changes of an The world acceleration invention . 71.  the in When direction force it the ball go hit volleyball player caused the the to opposite , . 72.  your heat rub together when Friction you hands can make . 73.  Becuase was move difficult the elephant inertia its to of , . 74.  hands together rubbing by produced your energy be can Heat . HOMEWORK         Date           Day#23 Name _____________________________ Date ___________________ Word List Acceleration Action-reaction forces Conservation of energy Displacement Distance Energy Equilibrium Friction Gravity Inertia Kinetic energy Mass Newton’s First Law Newton’s Second Law Newton’s Third Law Potential energy Speed force Matching Match each definition with a word. 1.   a. Equality of distribution. b. The balancing of opposite forces.    Equilibrium    2.   a. This will slow down two things that are touching each other. b. A force that is produced by rubbing, that resists motion. _________________ 3.   a. The space between two things. This tells you how far apart the two things are. b. The interval between two times. _________________ 4.   a. The force by which a planet or other body tends to draw objects toward its center. b. the force which draws thing toward the center of the earth _________________ 5.   a. The ability to cause a change in matter. b. the ability of an object or being to do work or to make something happen _________________ 6.   a. the distance an object travels in a given time b. Fast movement. _________________ 7.   a. the length and direction of an object's path from its starting point straight to its ending point b. movement from an origional position to a newer position. _________________ 8.   a. An increase in speed. b. A change in the speed or direction of an object's motion. _________________ 9.   a. The tendency of an object to resist a change in motion. b. tendency of objects to remain in motion or to stay at rest unless acted upon by an outside force _________________ 10.   a. Potential energy exists when an object is affected by this. Gravity and magnetism are examples of this. b. push or pull of an object _________________ 11.   a. The energy of a moving body. b. energy associated with motion which depends on the mass of the object and its speed. _________________ 12.   a. The property of a body that causes it to have weight in a gravitational field. b. the amount or quantity of matter in an object _________________ 13.   a. A law that states that energy can never be destroyed or created. b. The physical law stating stating that energy cannot be created or destroyed in chemical reactions; although it goes through transformations, the total amount of energy always remains the same _________________ 14.   a. stored energy that can be released to become other forms of energy b. The ability of an object to cause change due to its position. _________________ HOMEWORK         Date           Day#24 Name _____________________________ Date ___________________ 1.   Which word is closest in meaning to this definition? a. energy associated with motion which depends on the mass of the object and its speed. b. The energy of moving matter. acceleration Kietic energy Ecceleration displacement Dispacement Kinetic enegy kinetic energy Diplacement Acceleratoin Dasplicument Kinetic energ 2.   Which word is closest in meaning to this definition? a. space between two places b. the length of the path between two points Fructiin equilibrium Fricton distance Equilibreum Fricteon Distence friction 3.   Which word is closest in meaning to this definition? a. The energy that an object has as a result of its position or shape. b. stored energy that can be released to become other forms of energy Potentail enegy friction newton’s first law Frictionn Patential energy newton’s firstt law Potential enegy Fricton newtan’s first law Frictoin newton’s first lew potential energy 4.   Which word is closest in meaning to this definition? a. Equality of distribution. b. A sensory system located in structures of the inner ear that registers the orientation of the head. Distanco Acceleratoin Equilibruem equilibrium Ecceleratoin distance acceleration Equilibreum Acceliration Distane Distence 5.   Which word is closest in meaning to this definition? a. the length and direction of an object's path from its starting point straight to its ending point b. amount of water (or fluid) pushed out of the way by object newton’s third law Dispacement speed Spaed newton’s third la Spead Displecement displacement Dislacement newton’s third lew 6.   Which word is closest in meaning to this definition? a. The property of a body that causes it to have weight in a gravitational field. b. the amount or quantity of matter in an object newton’s first aw Action-reacteon forces Mis nawten’s ferst low nuwten’s ferst law Action-raecteon forces action-reaction forces Maass newton’s first law Mas Action-reaction forcis mass 7.   Which word is closest in meaning to this definition? a. A force that opposes motion between two surfaces that are touching. b. Energy in the form of a push or a pull. equilibrium gravity Uqeilibrium Gavity Aqaulibrium Frictoin friction Fricteon Grivity Gravuhte Equilibreum 8.   Which word is closest in meaning to this definition? a. The ability to cause a change in matter. b. the power or capacity for activity. newtan’s second law newton’s secand law newton’s ssecond law newton’s first lew newton’s first law Ihnerjee energy Ehnurjea Ehnurje niwton’s first law newton’s second law 9.   Which word is closest in meaning to this definition? a. A push or a pull. b. a push or pull; a vector quantity that tends to produce acceleration of a body in the direction of its application speed Ehnurje Spoed foorce forci Spead energy force 10.   Which word is closest in meaning to this definition? a. the distance an object travels in a given time b. A rate (usually rapid) at which something happens. Conservatoin of enegy Distanci conservation of energy Distence distance Consirvatoin of energy Conervatoin of energy Speedd speed Spead 11.   Which word is closest in meaning to this definition? a. The force of attraction between all masses in the universe, including the attraction of the earth's mass for bodies near its surface. b. The force that pulls things down towards the surface of the earth and keeps them from floating away into space. mass Maass Action-raection forces Grevity Mmass action-reaction forces gravity Gravahtae Gravuhtea Action-reacteon forces 12.   Which word is closest in meaning to this definition? a. An increase in speed. b. To change the speed or direction of an object's motion. newtan’s third law Grevity gravity acceleration newton’s third law newton’s third lew Gavity niwton’s third law Acceleratoin Accelleration HOMEWORK         Date           Day#25 Name _____________________________ Date ___________________ (Key 1 - Answer ID # 0391309) trash pi decelerate theory fusion freedom gravity Complete the analogies. 1.   dove : peace :: bald eagle : _____________________ 2.   go faster : accelerate :: slow down : _____________________ 3.   known to be true : fact :: unproven : _____________________ 4.   hostility : ill-will :: _____________________ : seriousness 5.   black holes : gravity :: stars : _____________________ 6.   recycle : reuse :: garbage : _____________________ 7.   Hipparchus : equinoxes :: Archimedes : _____________________ 8.   pound : mass :: calorie : _____________________   energy   fat   nutrition   serving size 9.   seconds : time :: kilometers : _____________________   wins   weight   score   distance 10.   fire : _____________________ :: energy : power   matches   lungs   smoke   pipe 11.   colder : Ice Age :: warmer : _____________________   climate   pollution   global warming   energy 12.   tone : _____________________ :: speed : tempo   toss   carry   pitch   march 13.   _____________________ : miles :: altitude : feet   speed   weight   distance   score  HOMEWORK         Date           Day#26 Name _____________________________ Date ___________________ (Key 2 - Answer ID # 0391309) truce calorie smoke energy trash distance Complete the analogies. 1.   state of balance : equilibrium :: _____________________ : armistice 2.   fire : _____________________ :: energy : power 3.   mass : pound :: energy : _____________________ 4.   recycle : reuse :: garbage : _____________________ 5.   seconds : time :: kilometers : _____________________ 6.   pound : mass :: calorie : _____________________ 7.   North : direction :: miles : _____________________ 8.   go faster : accelerate :: slow down : _____________________   decelerate   speed   slow down   stop 9.   known to be true : fact :: unproven : _____________________   timeline   force   theory   epoch 10.   scale : distance :: _____________________ : direction   compass   map   block-printing   telescope 11.   Hipparchus : equinoxes :: Archimedes : _____________________   calculus   equinoxes   pi   gravity 12.   oven : bake :: _____________________ : drive   automobile   road   over   speeding 13.   strength : power :: stamina : _____________________   energy   speed   aptitude   endurance  HOMEWORK         Date           Day#27 Name _____________________________ Date ___________________ (Key 3 - Answer ID # 0391309) distances freedom truce gravity theory movement Complete the analogies. 1.   hostility : ill-will :: _____________________ : seriousness 2.   dove : peace :: bald eagle : _____________________ 3.   Kelvin : temperatures :: light-year : _____________________ 4.   known to be true : fact :: unproven : _____________________ 5.   skeletal system : support :: muscular system : _____________________ 6.   creation of larger molecules from smaller molecules : fusion :: force of attraction : _____________________ 7.   state of balance : equilibrium :: _____________________ : armistice 8.   sonic : symphonic :: vision : _____________________   sight   friction   decision   sound 9.   fire : _____________________ :: energy : power   lungs   smoke   matches   pipe 10.   North : direction :: miles : _____________________   speed   distance   drive   map 11.   recycle : reuse :: garbage : _____________________   pollute   energy   fuel   trash 12.   black holes : gravity :: stars : _____________________   Hubble flow   evaporation   fusion   fission 13.   _____________________ : miles :: altitude : feet   speed   score   weight   distance HOMEWORK         Date           Day#28 Date Vocabulary Inertia Conservation of energy Newton’s First Law Action-reaction forces Kinetic energy force Acceleration Energy Distance Mass Friction Equilibrium Displacement Newton’s Third Law Newton’s Second Law Speed Gravity Potential energy Matching Match each definition with a word. 1. a. The physical law stating stating that energy cannot be created or destroyed in chemical reactions; although it goes through transformations, the total amount of energy always remains the same b. The idea that energy cannot be created nor destroyed, only changed from one form to another. 2. a. the achange in velocity divided by the time interval in which a change occurred. b. An increase in speed. 3. a. A measure of how much matter an object has. b. The property of a body that causes it to have weight in a gravitational field. 4. a. The energy that an object has as a result of its position or shape. b. stored energy that can be released to become other forms of energy 5. a. The amount of water and object replaces when the object is submerged in water. b. the length and direction of an object's path from its starting point straight to its ending point 6. a. This will slow down two things that are touching each other. b. Effort expended in rubbing one object against another. 7. a. the amount of work that a machine produces b. A push or a pull. 8. a. When concentrations of substances are equal b. A stable situation in which forces cancel one another. 9. a. Size of the gap between two places. b. space between two places 10. a. The energy of a moving body. b. the energy of motion or energy in use 11. a. The force by which a planet or other body tends to draw objects toward its center. b. The force of attraction between all masses in the universe, including the attraction of the earth's mass for bodies near its surface. 12. a. Energy is power or the ability to do work b. the power or capacity for activity Date 13. a. Move very fast. b. the distance an object travels in a given time 14. a. Sir Isaac Newton's First Law of Motion- an object at rest will remain at rest; an object in motion will remain in motion. b. The tendency of an object to resist a change in motion. HOMEWORK         Date           Day#29 Multiple Choice Select the definition that most nearly defines the given word. 15. Acceleration A. the achange in velocity divided by the time interval in which a change occurred. B. A stable situation in which forces cancel one another. C. The property of a body that causes it to have weight in a gravitational field. D. Sir Isaac Newton's First Law of Motion- an object at rest will remain at rest; an object in motion will remain in motion. 16. Distance A. This will slow down two things that are touching each other. B. The energy that an object has as a result of its position or shape. C. Size of the gap between two places. D. The idea that energy cannot be created nor destroyed, only changed from one form to another. 17. Inertia A. An increase in speed. B. Energy is power or the ability to do work C. The force of attraction between all masses in the universe, including the attraction of the earth's mass for bodies near its surface. D. Sir Isaac Newton's First Law of Motion- an object at rest will remain at rest; an object in motion will remain in motion. 18. Kinetic energy A. the distance an object travels in a given time B. the length and direction of an object's path from its starting point straight to its ending point C. the energy of motion or energy in use D. A push or a pull. 19. Gravity A. The property of a body that causes it to have weight in a gravitational field. B. Size of the gap between two places. C. The force by which a planet or other body tends to draw objects toward its center. D. Energy is power or the ability to do work 20. Displacement A. A push or a pull. B. Effort expended in rubbing one object against another. C. the length and direction of an object's path from its starting point straight to its ending point D. the distance an object travels in a given time 21. Speed A. Sir Isaac Newton's First Law of Motion- an object at rest will remain at rest; an object in motion will remain in motion. B. An increase in speed. C. The energy that an object has as a result of its position or shape. D. Move very fast. HOMEWORK         Date           Day#30 Multiple Choice Select the definition that most nearly defines the given word. 22. Friction A. Effort expended in rubbing one object against another. B. A stable situation in which forces cancel one another. C. the length and direction of an object's path from its starting point straight to its ending point D. The force of attraction between all masses in the universe, including the attraction of the earth's mass for bodies near its surface. 23. Mass A. The energy of a moving body. B. The physical law stating stating that energy cannot be created or destroyed in chemical reactions; although it goes through transformations, the total amount of energy always remains the same C. Effort expended in rubbing one object against another. D. The property of a body that causes it to have weight in a gravitational field. 24. Energy A. Energy is power or the ability to do work B. The energy that an object has as a result of its position or shape. C. The physical law stating stating that energy cannot be created or destroyed in chemical reactions; although it goes through transformations, the total amount of energy always remains the same D. The property of a body that causes it to have weight in a gravitational field. 25. Potential energy A. The energy of a moving body. B. stored energy that can be released to become other forms of energy C. the achange in velocity divided by the time interval in which a change occurred. D. A stable situation in which forces cancel one another. 26. force A. the length and direction of an object's path from its starting point straight to its ending point B. the amount of work that a machine produces C. Sir Isaac Newton's First Law of Motion- an object at rest will remain at rest; an object in motion will remain in motion. D. the distance an object travels in a given time 27. Conservation of energy A. Energy is power or the ability to do work B. space between two places C. the amount of work that a machine produces D. The physical law stating stating that energy cannot be created or destroyed in chemical reactions; although it goes through transformations, the total amount of energy always remains the same 28. Equilibrium A. Effort expended in rubbing one object against another. B. When concentrations of substances are equal C. the distance an object travels in a given time D. The force by which a planet or other body tends to draw objects toward its center. Name _____________________________ Date ___________________ Complete each sentence using the words in the word list. Acceleration Distance Gravity Speed Friction Inertia Energy force _______________ 1.   To keep my hands warm, I rubbed them together to produce ____. _______________ 2.   It is ____ that holds many boulders in their place. _______________ 3.   Chuck Yager flew his airplane at the ____ of sound. _______________ 4.   The sun is a source of renewable ____. _______________ 5.   The ____ of the explosion in the rocket's engine during the launch sent it into the air. _______________ 6.   Is the earth's ____ from other planets and galaxies measured in miles or light years? _______________ 7.   Although my grandmother's house is a considerable ____ from town, she walks to the post office there every day. _______________ 8.   An object is attached to a spring scale in order to measure its force of ____. _______________ 9.   It always takes a force to cause an ____. _______________ 10.   When she rubbed her hands together the ____ made them warmer. _______________ 11.   When the volleyball player hit the ball, the ____ caused it to go in the opposite direction. _______________ 12.   ____ can make heat when you rub your hands together. _______________ 13.   I need to calculate the ____ from my house to yours. _______________ 14.   A generator changes mechanical or heat ____ into electricity.