Free Printable Physics Unit 1 and 2 Study Guide

1.

A candela is an SI unit for what?

a)

Radioactivity

b)

Luminous intensity

c)

Amount of substance

d)

Inductance

2.

Which of the following is the cause of an acceleration?

a)

speed

b)

inertia

c)

force

d)

velocity

3.

What causes a moving object to change direction?

a)

acceleration

b)

velocity

c)

inertia

d)

force

4.

Which of the following forces exists between objects even in the absence of direct physical contact?

a)

a. frictional force

b)

b. fundamental force

c)

c. contact force

d)

d. field force

5.

Which of the following is the tendency of an object to maintain its state of motion?

a)

a. acceleration

b)

b. inertia

c)

c. force

d)

d. velocity

6.

Which statement about the acceleration of an object is correct?

a)

a. The acceleration of an object is directly proportional to the net external force acting on the object and inversely proportional to the mass of the object.

b)

b. The acceleration of an object is directly proportional to the net external force acting on the object and directly proportional to the mass of the object.

c)

c. The acceleration of an object is inversely proportional to the net external force acting on the object and inversely proportional to the mass of the object.

d)

d. The acceleration of an object is inversely proportional to the net external force acting on the object and directly proportional to the mass of the object.

7.

Which are simultaneous equal but opposite forces resulting from the interaction of two objects?

a)

a. net external forces

b)

b. field forces

c)

c. gravitational forces

d)

d. action-reaction pairs

8.

Newton’s third law of motion involves the interactions of

.

a)

a. one object and one force

b)

b. one object and two forces.

c)

c. two objects and one force.

d)

d. two objects and two forces.

9.

The magnitude of the gravitational force acting on an object is

a)

a. frictional force.

b)

b. weight.

c)

c. inertia.

d)

d. mass

10.

A measure of the quantity of matter is

a)

a. density.

b)

b. weight.

c)

c. force.

d)

d. mass.

11.

Which of the following forces is an example of a contact force?

a)

a. gravitational force

b)

b. magnetic force

c)

c. electric force

d)

d. frictional force

12.

Which of the following forces is an example of a field force?

a)

a. gravitational force

b)

b. frictional force

c)

c. normal force

d)

d. tension

13.

In general, F_net equals

a)

a. F_f.

b)

b. F_g.

c)

c. F_n.

d)

d. Sum of Forces.

14.

A small force acting on a human-sized object causes

a)

a. a small acceleration.

b)

b. no acceleration.

c)

c. a large acceleration.

d)

d. equilibrium.

15.

A hammer drives a nail into a piece of wood. Identify an action-reaction pair in this situation.

a)

a. The nail exerts a force on the hammer; the hammer exerts a force on the wood.

b)

b. The hammer exerts a force on the nail; the wood exerts a force on the nail.

c)

c. The hammer exerts a force on the nail; the nail exerts a force on the hammer.

d)

d. The hammer exerts a force on the nail; the hammer exerts a force on the wood.

16.

A car travels 100km. The journey takes two hours. The highest speed of the car is 80km/ h, and the lowest speed is 40km/ h. What is the average speed for the journey?

a)

40km/ h

b)

50km/ h

c)

60km/ h

d)

120km/ h

17.

An object is released from rest and falls to Earth. During its fall, the object is affected by air resistance. The air resistance eventually reaches a constant value. Which description about successive stages of the motion of the object is correct?

a)

constant acceleration, then constant deceleration

b)

constant deceleration, then zero acceleration

c)

decreasing acceleration, then constant deceleration

d)

decreasing acceleration, then zero acceleration

18.

An athlete runs at a speed of 8 m / s for 10 s, and then at a speed of 6 m / s for 12s. Which calculation gives the average speed of the athlete in m / s?

a)

$\frac{8+6}{2}$

b)

$\frac{\left(8\times10\right)+\left(6\times12\right)}{22}$

c)

$\frac{\left(8\div\times10\right)+\left(6\div\times12\right)}{22}$

d)

$\frac{\left(10\div\times8\right)+\left(12\div6\right)}{22}$

19.

A boy runs 400 m at an average speed of 4.0 m / s. He runs the first 200 m in 40 s. How long does he take to run the second 200 m?

a)

60 s

b)

66.7 s

c)

80 s

d)

140 s

20.

The graph shows Ashley riding her bike to Maria's house.
What is occurring from point A to point B?

a)

they are traveling at a constant speed

b)

they are decreasing in speed

c)

they stopped to take a break

21.

The graph shows Ashley riding her bike to Maria's house.
What was occurring from point B to point C?

a)

She was increasing her speed.

b)

She stopped for 4 minutes

c)

She was decreasing in speed

22.

Speed =

a)

distance / time

b)

time / distance

c)

distance * time

23.

When something has speed in a certain direction it is called ___________.

a)

motion

b)

position

c)

velocity

d)

speed

24.

Which runner won the race?

a)

A

b)

B

c)

C

25.

The graph represents

a)

No motion

b)

Constant velocity

c)

Acceleration

d)

Deceleration

26.

acceleration units

a)

m/s

b)

m/s²

c)

m²/s²

d)

m

27.

v_f

a)

velocity

b)

initial velocity

c)

final velocity

d)

acceleration

28.

v_i

a)

velocity

b)

initial velocity

c)

final velocity

d)

acceleration

29.

time units (that we use in physics)

a)

s

b)

min

c)

hr

d)

year

30.

A change in speed and/or direction...

a)

Speed

b)

Velocity

c)

Acceleration

d)

Force

31.

A helicopter flies west 200 miles in 2 hours. What is its velocity?

a)

99 mph

b)

100 mph south

c)

400 mph south

d)

297 mph south

32.

Basic SI unit of length or distance is:

a)

Meter

b)

Seconds

c)

Grams

d)

Minutes

33.

A rocket travels 500 meters in 5 seconds. What was the speed of the rocket?

a)

300 m/s

b)

200 m/s

c)

100 m/s

d)

50 m/s

34.

Using which point shows the object at speeding UP?

a)

from A to B

b)

from C to D

c)

from D to E

d)

from E to F

35.

Speed has a direction.

a)

true

b)

false

36.

What does this picture represent

a)

Force,magnetism,acceleration

b)

Force, money, Apples

c)

Force, Mass, Acceleration

d)

Funny, monkeys, Arrive

37.

If there is a big mass, it would need a stronger force to accelerate it. Which law does this describe?

a)

3rd law

b)

1st law

c)

2nd law

38.

A book rests on a table. The force of gravity pulls down on the book. What prevents the book from accelerating downward?

4 lines

39.

Give three examples of Newton’s third law in everyday life. List the action and reaction forces in each example.

4 lines

40.

You throw a basketball by exerting a force of 20 newtons. According to Newton’s third law, there is another 20-newton force created in the opposite direction. If there are two equal forces in opposite directions, how does the ball accelerate?

4 lines

41.

How much work is done to move a 10,000-N car 20 meters?

4 lines

42.

If a freely falling object were somehow equipped with a speedometer, its speed reading would increase each second by

a)

about 5 m/s.

b)

about 9.8 m/s.

c)

about 15 m/s.

d)

a rate that depends on its initial speed.

43.

Free fall is any motion of a body where ____ is the only force acting upon it.

a)

body attraction

b)

tension

c)

gravity

d)

velocity

44.

The momentum of an object depends upon the object's ___________&_____________.

a)

mass and energy

b)

mass and veloctiy

c)

mass and speed

d)

size and shape

45.

The impulse-momentum theorem states that

a)

Athe impulse on an object is less than the change in momentum it causes

b)

the impulse on an object is greater than the change in momentum it causes

c)

the impulse on an object is equal to the change in momentum it causes

d)

the force on a moving object is equal to the magnitude of the impulse.

46.

. A 40-kilogram mass is moving across a horizontal surface at 5.0 m/s. What is the magnitude of the net force required to bring the mass to a stop in 8.0 seconds?

a)

1 N

b)

40 N

c)

25 N

d)

5 N

47.

How can a tennis ball and a bowling ball have the same momentum?

a)

one is moving backwards

b)

have the same speed

c)

they can't

d)

have different speeds

48.

Which has more momentum?

a)

A bus stopped at a stop sign

b)

A bus barreling down the road (v = 10 m/s)

c)

A hummingbird zipping down the street (v = 1 m/s)

d)

A hummingbird hovering at a feeder

49.

he difference between a car hitting a wall vs. a car hitting a hay stack is

a)

the change in momentum of the car hitting the wall is greater

b)

the force on the car hitting the hay stack is greater

c)

the Impulse on the car hitting the wall is greater

d)

the collision time of the car hitting the hay stack is greater

50.

The law of conservation of momentum states that

a)

the total initial momentum of all objects interacting with one another usually equals the total final momentum

b)

the total initial momentum of all objects interacting with one another does not equal the total final momentum

c)

the total momentum of all objects interacting with one another is zero

d)

the total momentum of all objects interacting with one another remains constant regardless of the nature of the forces between the objects

51.

The picture shows the end of what type of collision?

a)

Explosive Collision

b)

Inelastic Collision

c)

Bouncy Collision

d)

Elastic Collision

52.

Two factors that determine work are...

a)

Force

b)

Mass

c)

Velocity

d)

Distance

53.

Units of force are...

a)

Newtons

b)

Grams

c)

Joules

d)

Meters

54.

Units of work are...

a)

Newtons

b)

Grams

c)

Joules

d)

Meters

55.

If you push a cart with a force of 60 N for 2 m... how much work have you done?

a)

120 J

b)

30 J

c)

120 N

d)

30 N

56.

Fred kicks a ball with a force of 20N to George, who is 5M away.

How much work was done to the ball?

a)

25 J

b)

100 J

c)

4 J

d)

75 J

57.

Two objects stick together and move with a common velocity after colliding. Identify the type of collision.

a)

elastic

b)

perfectly elastic

c)

inelastic

d)

perfectly inelastic

58.

Two billiard balls collide. Identify the type of collision.

a)

elastic

b)

perfectly elastic

c)

inelastic

d)

perfectly inelastic

59.

A billiard ball collides with a stationary identical billiard ball in an elastic head-on collision. After the collision, which fo the following is true of the first ball?

a)

it maintains its initial velocity

b)

it has one-half its initial velocity

c)

it comes to rest

d)

it moves in the opposite direction

60.

A quantity described by magnitude and does not need direction

a)

Vector

b)

Scalar

61.

Speed is

a)

Vector

b)

Scalar

62.

Billy runs 400 meters to Andy's house, turns around, and runs 400 meters back home. What is Billy's distance?

a)

0 meters

b)

400 meters

c)

800 meters

d)

1600 meters

63.

If you throw a baseball straight up, what is its velocity at the highest point?

a)

9.8 m/s²

b)

9.8 m/s

c)

0 m/s²

d)

0 m/s

64.

The more mass an object has, the faster it will fall.

a)

True

b)

False

65.

What is the horizontal acceleration of a projectile?

a)

0 m/s²

b)

-9.8 m/s²

66.

What is the displacement from 2 to 10 seconds?

a)

64 km

b)

100 m

c)

64m

d)

32 m

67.

What are the components of this vector?

a)

South and East

b)

South and West

c)

North and East

d)

North and West

68.

A duck waddles 2.5 m east and 6.0 m north. What is the magnitude and direction of the duck’s displacement with respect to its original position?

a)

3.5 m at 19⁰ north of east

b)

6.3 m at 67⁰ north of east

c)

6.5 m at 67⁰ north of east

d)

6.5 m at 72⁰ north of east

69.

What type of force?

a)

Magnetic

b)

Gravitational

c)

Applied

d)

Normal

70.

What force holds the planets in motion around the sun?

a)

Magnetic

b)

Electrical

c)

Gravitational

d)

Air Resistance

71.

What force ultimately slows the roller coaster to a stop?

a)

Applied

b)

Normal

c)

Friction

d)

Magnetic

72.

Name the missing force....

a)

weight force

b)

normal force

c)

frictional force

d)

tension force

73.

Name the missing force...

a)

frictional force

b)

weight force

c)

thrust

d)

buoyant force

Physics Unit 1 and 2 Study Guide

Total questions: 73

Worksheet time: 54mins

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