Free Printable Test A: Force and Momentum

Worksheets

Test A: Force and Momentum

Total questions: 40

Worksheet time: 2hrs 57mins

Name

Class

Date

Which of the following is the formula for momentum?

p = mv

M = mv

F = ma

g = mc²

Which of the following is the unit for momentum?

kg·m/s

kg·m

kg·m/s²

Momentum has no unit.

Calculate the momentum of a 55-kg running back moving westward at 10 m/s.

550 kg·m/s, west

550 kg·m/s

550 m/s, west

550 kg, west

Which of the following objects has the greatest momentum?

a 7.6-kg ball moving at 6.3 m/s westward.

a 10.8-kg ball moving at 3.8 m/s eastward.

a 3.2-kg ball moving at 13.3 m/s northward.

a 5.2-kg ball moving at 8.8 m/s southward.

A biker with a mass of 75 kg moves along the path with a constant velocity of 5 m/s. What is the biker's momentum?

25 m/s

375 m/s

25 kg m/s

375 kg m/s

When a bat collides with a baseball, the momentum of the bat

transfers to the momentum of the ball

transfers from the momentum of the ball

does not transfer from the bat to the ball

does not transfer from the ball to the bat

If two objects collide and stick together, what will happen to their overall momentum?

momentum will decrease

momentum will increase

momentum will stay the same

none of the above

The momentum of a truck traveling in a straight line at 25 m/s is 37,500 kg m/s. What is the truck's mass?

937,500 kg

937,500 N

1,500 N

1,500 kg

What is a force?

a push or pull

speed or acceleration

potential or kinetic energy

balanced or unbalanced force

10.

When objects remain in the same place, it is called...

gravity

friction

balanced force

unbalanced force

11.

Force is measured in....

Galileos

Newtons

Di Vincis

Einsteins

12.

Inertia is....

for every action, there is an equal and opposite reaction

larger objects take more force to move

an object in motion tends to stay in motion unless acted on by an opposite force

a push that acts in the opposite direction and it slows down.

13.

Friction helps objects to move easier.

true

false

14.

The sum of all forces acting on an object.

Contact Force

Balanced Force

Unbalanced Force

Net Force

15.

Calculate the Net Force.

60N, Left

40N, Right

60N, Right

16.

What is the net force?

400 N Up

400 N Down

- 400 N Down

800 N Down

17.

_______ was the scientist who gave us the Laws of Motion.

Sir Isaac Newton

Gregor Mendel

Dmitri Mendeleev

Albert Einstein

18.

"For every action, there is an equal and opposite reaction."

Newton's 1st Law

Newton's 2nd Law

Newton's 3rd Law

Newton's 4th Law

19.

Force = Mass x Acceleration

Newton's 1st Law

Newton's 2nd Law

Newton's 3rd Law

Newton's 4th Law

20.

"An object in motion (or at rest) will to stay in motion (or at rest) until an outside force acts upon it."

Newton's 1st Law

Newton's 2nd Law

Newton's 3rd Law

Newton's 4th Law

21.

A 20 kg bike accelerates at 10 m/s². What was the force?

25 Newtons

20 Newtons

200 Newtons

10 Newtons

22.

If a 10 kg object accelerates suddenly at 15 m/s², how much force was applied to the object?

150 Newtons

15 Newtons

150 kilograms

100 kilograms

23.

How much force is needed to accelerate a 3kg skateboard at 5m/s²?

1.6N

0.6N

15N

24.

What is the force on a 1000 kg elevator that is falling freely at 9.8 m/s²?

102.04 N

9,800 N

980 N

103 N

25.

Student A is pushing at 63 newtons, and student B is pushing at 56 newtons. What is the net force (calculation).

119 N Right

7 N Right

119

26.

Student A is pulling at 57 newtons and student B is pushing at 96 newtons. What is the net force (calculation).

153 N Left

39 N Left

153 N Right

27.

What is the force on a 1000 kg elevator that is falling freely at 9.8 m/sec²

102.04 n

9,800 n

980 n

103 n

28.

A force of 250 N is applied to an object that accelerates at a rate of 5 m/sec². What is the mass of the object?

100kg

1,250kg

50kg

5kg

29.

What is the acceleration of a 50 kg object pushed with a force of 500 newtons?

100 m/s²

25,000 m/s²

10 m/s²

25 m/s²

30.

A 50 kg skater pushed by a friend accelerates 5 m/sec². How much force did the friend apply?

45 N

15 N

10 N

250 N

31.

A stunt car crashes into a wall with a momentum of 46,500Ns. The mass of the car is 1,500 kg. How fast was the car going?

54 m/s

120 m/s

15 m/s

31 m/s

32.

How much momentum does a 50 kg mass moving at 10 m/s have?

5 kg m/s

500 kg m/s

5 N

500 N

33.

Which object has more momentum?

motorcycle at 15 mph?

bike at 15 mph

car at a stoplight

runner at 10 mph

34.

If an object has a momentum of 40 kgm/s and a mass of 60 kg, what is it's velocity?

2400 m/s

1.5 m/s

240 m/s

.67 m/s

35.

If an object has a velocity of 15 m/s and a momentum of 30 m/s, what is its mass?

450 m/s

2 m/s

4,500 m/s

.5 m/s

36.

When the speed of an object is doubled, its momentum

remains unchanged in accord with the conservation of momentum.

doubles

quadruples

decreases

37.

What is the unit for FORCE?

N (Newtons)

lbs (pounds)

g (grams)

m/s (meters per second)

38.

What is the formula for solving force?

mass x acceleration

force / mass

mass x velocity

distance / time

39.

Student A is pushing at 82 newtons, and student B is pushing at 82 newtons. What is the net force (calculation).

164 N

0 N

82 N Right

40.

How much momentum does a stationary battle ship have if it has a mass of 2,575,000 kg?

2,575,000 N

2,575,000 kg m/s

0 Momentum requires mass and velocity

none of the above

Reset

Test A: Force and Momentum

Total questions: 40

Worksheet time: 2hrs 57mins

Similar Resources on Wayground