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- 1. Multiple Choice
Given the race car shown in the image - assume the car is moving forward, is the car speeding up or slowing down?
speeding up
slowing down
- 2. Multiple Choice
What is the net force on this object?
40 N left
40 N right
80 N right
80 N left
- 3. Multiple Choice
What is the net force on this object?
25 N up
25 N down
50 N up
75 N down
- 4. Multiple Choice
If the bear has a weight of 1500 N, what is the reading on the fourth scale?
550 N
1500 N
400 N
250 N
- 5. Multiple Choice
What is the net force required to give an automobile of mass 1600 kg an acceleration of 4.5 m/s2?
7200 N
7200 m/s
355.5 N
355.5 kg
- 6. Multiple Choice
What is the acceleration of a wagon of mass 20 kg if a horizontal force of 64 N is applied to it (ignore friction)?
3.2 m/s2
3.2 m/s
1280 N
1280 m/s2
- 7. Multiple Choice
What is the mass of an object that is experiencing a net force of 200 N and an acceleration of 500 m/s2?
0.4 kg
0.4 m/s
2.5 kg
2.5 N
- 8. Multiple Choice
A bicycle takes 8.0 seconds to accelerate at a constant rate from rest to a speed of 4.0 m/s. If the mass of the bicycle and rider together is 85 kg, what is the net force acting on the bicycle?
42.5 N
0.5 m/s2
340 N
21.3 m/s
- 9. Multiple Choice
Jane has a mass of 40 kg. She pushes on a 50 kg rock with a force of 100 N. What force does the rock exert on Jane?
100 N
40 N
50 N
100 kg
- 10. Multiple Choice
An 8 kg bowling ball is rolling in a straight line towards you. If its momentum is 16 kg*m/s, how fast is it traveling?
2 m/s
0.5 N
2 m/s/s
128 m/s
- 11. Multiple Choice
A beach ball is rolling in a straight line towards you at a speed of 0.5 m/s. Its momentum is 0.25 kg*m/s. What is the mass of the beach ball?
0.5 kg
0.5 m/s
0.125 kg
0.25 N
- 12. Multiple Choice
A 0.14 kg baseball is thrown in a straight line at a velocity of 30 m/s. What is the momentum of the baseball?
4.2 kg*m/s
4.2 m/s
214 kg
214 kg*m/s
- 13. Multiple Choice"For every action, there is an equal and opposite reaction."Newton's 1st LawNewton's 2nd LawNewton's 3rd LawNewton's 4th Law
- 14. Multiple ChoiceForce = Mass x AccelerationNewton's 1st LawNewton's 2nd LawNewton's 3rd LawNewton's 4th Law
- 15. Multiple ChoiceThe tendency of an object to resist changes in its motion is...inertiaforceaccelerationvelocity
- 16. Multiple ChoiceAny push or pull on an object.forcevelocityinertiamomentum
- 17. Multiple ChoiceThe force that opposes motion between two surfaces in contact with each other.inertiafrictionmomentumgravity
- 18. Multiple ChoiceThe combination of all the forces acting on an object is the...net forceaction forcereaction forcebalance force
- 19. Multiple ChoiceRockets are launched into space using jet propulsion where exhaust accelerates out from the rocket and the rocket accelerates in an opposite direction.Newton's 1st LawNewton's 2nd LawNewton's 3rd LawNone of them
- 20. Multiple Choice
What is the acceleration of a 50 kg object pushed with a force of 500 newtons?
25000 m/s2
25 m/s2
10 m/s2
5 m/s2
- Answer choicesTagsAnswer choicesTags