Hit Space bar to continue Put X on answers on your paper Discuss answers with your partner only When you are finished – turn in your paper, get the homework,

Hit Space bar to continue

Put X on answers on your paper

Discuss answers with your partner only

When you are finished – turn in your paper, get the homework, & work quietly

What is the mass of a paperclip?

A. 1 gram

B. 1 kilogram

C. 1 Newton

Which of these is NOT a force?

A. tension

B. impulse

C. friction

D. centripetal

1

2

If a person walked toward a motion detector at constant speed , and then away from it at constant speed --- which is the distance – time graph?

A. B. C.

3

4

Which best describes the

direction of this vector?

A. 10 ° N or E C. 10° N of W

B. 10° E of N D. 10° W of N

5 How does the ball’s total energy at A compare to its total energy at B ?

A. EA = EB

B. EA > EB

C. EA < EB

A

B

= .500

Which best describes the motion represented by this distance – time graph?

A. Constant speed

B. Getting faster

C. Getting slower

6

Which graph shows a DIRECT relationship?

A. B. C.

7

What does this measure?

A. distance

B. acceleration

C. time

D. none of the above

8

9

What is the WEIGHT of an apple?

A. 1 gram

B. 1 kilogram

C. 1 Newton

D. 1 pound

What is the NET FORCE on the box?

A. 60 N B. 16 N C. 10 N D. 6 N E. 4 N

6 N 10 N

10

11 When you hit a bug – is there more force on the bug or on the car?

A. bug

B. car

C. same

12

13

When an object reaches terminal velocity……

A. the weight = drag force

B. it accelerates less than 9.8 m/s2

C. motion stops

D. the momentum is not conserved

What does a HORIZONTAL line mean on a VT graph?

A. 0 velocity

B. constant speed

C. positive accleration

What is the equation for momentum?

A. velocity x time

B. force x time

C. mass x velocity

What does it mean in physics if a quantity is “conserved”?

A. constant

B. closed & isolated

C. saved

“Following through” when you swing a bat does what?

A. increases the mass

B. increases the time

C. increases the force

14

15

16

17 Which describes why you lean when you drive around a bend?

A. Conservation of momentum

B. Conservation of Energy

C. Centripetal force pushes you out

D. Newton’s 1st Law

18 Which statement BEST describes the motion of the box?

A. At rest

B. Constant speed

C. Accelerating

D. Not accelerating

Which is the best estimate for the WEIGHT of a man?

A. 50 N

B. 200 N

C. 800 N

D. 2000 N

19

The ball started at the top of the big hill. What kinds of energy does it have in this position?

A. Kinetic

B. Potential

C. Kinetic & Potential

20

21

22

A ball is dropped from a 10 m cliff.

Which quantity DON’T you know?

A. a B. vi C. d D. vf

A car and a truck hit in a head-on collision. Is

there more force on the car or truck?

A. Car

B. Truck

C. depends on which was going faster

D. None of the above

What quantity is labeled?

A. r

B. FE

C. dE

D. dR

E. MA

23.

ENERGY

ACCELERATION

FORCE

MASS

A. m/s2

B. Joule

C. kilogram

D. Newton

24

25

26

27

What is this?

A. Radar

B. Motion Detector

C. Microphone

D. Speaker

28

A. Parallelogram

B. Breaking into components

C. Tip to tail

What method is this?

Which of these is NOT a vector? A. velocity

B. time

C. force

29

30

31. What class lever is a wheel barrow?

A. 1st B. 2nd C. 3rd D. 4th

32

What is the force diagram for the

Yellow box?

A. B. C. D.

20 N

If he pulls the wagon 10 meters, how much work is done?

A. 200 J

B. < 200 J

C. > 200 J

33.

34

35

What are the fundamental units that make up a JOULE?

A. kg-m/s2 B. kg/m-s C. kg-m2/s2

D. None of the above

What is the equation for WORK?

A. Force x time

B. Force x dictance

C. distance / time

D. none of the above

36

37

What is the equation for energy stored in a spring?

A. ½ mv2 B. mv C. kx D. ½ kx2

What is the tendency of an object to resist change in motion?

A. buoyancy

B. torque

C. momentum

D. inertia

What is the force that opposes motion ?

A. Weight B. Friction C. Tension D. Inertia

1.95 m

How long is the loveseat in CENTIMETERS?

A. .0195 cm

B. .195 cm

C. 195 cm

D. 1950 cm

(Mr Tarman & Nick fell asleep waiting for Santa )

38

39

What kind of energy does a compressed spring have?

A. Kinetic Energy

B. Elastic Potential Energy

C. Gravitational Potential Energy

40

What kind of energy is stored in food?

A. kinetic energy

B. solar energy

C. chemical potential energy

D. elastic potential energy

41

Is this a reasonable diagram to show the position of a puck every .2 seconds as it slides off the end of a frictionless table?

A. Yes B. No

42

43

44

“Rate of change in velocity” is

A. acceleration

B. work

C. displacement

D. impulse

E. power

Which line on the DT graph

shows a person standing still

in a positive position?

A

B

C

D

What is force in a rope?

A. friction

B. torsion

C. tension

D. normal force

45

Which VT graph below shows the same motion as this DT graph?

A. B. C.

46

A box is accelerated up a ramp with friction

Which is an equation from the

diagram?

A. FA = W + Ff

B. FA - W|| - Ff = FNET

C. W = FN

D. FA - W + Ff = FNET

47

How many KILOGRAMS is 500 grams? A. 500

B. 500,000

C. .500

D. 4.9

48

49

Which quantity don’t you know for the projectile?

A. Vi for vertical C. d for vertical

B. a for vertical D. d for horizontal

3 m

Which is NOT a unit to measure velocity?

A. miles/hr

B. cm/yr

C. $/hr

D. inch/day

50

What side of the triangle is THIS?

What force is RED?

A. Opposite

B. Adjacent

C. Hypoteneus

A. Tension

B. Friction

C. Centripetal

D. Normal

51

52

Which VT graph below shows the same motion as the DT graph above?

A. B. C.

D. None of the above

52

What is the best estimate for the measure of the angle of the vector?

A. 100º

B. 200º

C. 300º

D. 400º

53

••••

••

Does this show ACCURACY, PRECISION, or BOTH?

A. accuracy

B. precision

C. both

54

How many SIG FIGs?

A.3 B. 4 C. 6

What shape is this curve?

A.Hyperbola

B.Ellipse

C.Parabola

567,00055

56

57. When the pitcher throws the ball to the catcher, who gives the ball a greater change in velocity?

A. pitcher B. catcher

C. same for both

58. This pulley system changes……

A. the size of the forceB. the direction of the force

C. the size & direction of the forceD. none of the above

Balanced force : Constant speed :: Net force : ___________

A. friction

B. velocity

C. acceleration

D. mass

59

60. What class lever is

a canoe paddle?

A. 1st

B. 2nd

C. 3rd

D. 4th

61 Would an object have less mass on the moon than on the earth?

A. YES B. NO

Which pair is the components of this vector?

A. B. C. D.

E. none of these

62

How far will a brick starting from rest fall freely in 4.0 seconds?

A. 10 m

B. 20 m

C. 40 m

D. 80 m

E. 160 m

63.

The diagram below shows a block sliding down a plane inclined at angle Q with the horizontal.

As angle Q is increased, the coefficient of kinetic friction between the bottom surface of the block and the surface of the incline will

64. The diagram shows a block sliding down a plane inclined at angle with the horizontal.

As angle is increased, the coefficient of kinetic friction between the bottom surface of the block and the surface of the incline will…..

A. increase B. decrease C. remain the same

65.A rollercoaster travels faster than the minimum velocity around the loop.

What is the equation fromthe force diagram when itis at the top of the loop?

A. W - FN = FNET

B. W + FN = FNET

C. W = FN

D. W = FNET

66.What is the equation from the force diagram for one of these balloons?

A. T = FB

B. W = FB

C. W - FB = FNET

D. FB - W = FNET

E. none of the above

As an object falls freely, the kinetic energy of the object

A. increases

B. decreases

C. remains the same

As an object falls freely, the kinetic energy of the object

A. increases

B. decreases

C. remains the same

67.

68. What is the IMA of this set of pulleys?

A. 2

B. 3

C. 4

D. 5

69. The ball is whirled at constant speed in a vertical circle with a string. What is the direction is the NET force when it is in this position?

A. Right

B. Left

C. Up

D. Down

E. There is no net

force

70. What is the NET torque?

A. 3 N-m clockwiseB. 3 N-m counter clockwiseC. 17 N-m clockwiseD. 17 N-m counter clockwiseE. 65 N-m clockwise

71.The candle is floating in water.

FB = Vg

Which statement is NOT true?

A. the weight of the candle = buoyant force

B. V is the volume of fluid displacedC. is the density of waxD. there is no normal force on the

candleE. all statements are true