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- 1. Multiple Choice
What two things does momentum depend on?
Size & Speed
Volume & Acceleration
Mass & Velocity
None of These
- 2. Multiple Choice
What is the momentum of a 10 kg dog travelling at 2 m/s?
10 kg m/s
20 kg m/s
5 kg m/s
None of These
- 3. Multiple Choice
What is the mass of jet ski that has a momentum of 2000 kg m/s if it is traveling at 4 m/s?
2000 kg
1000 kg
500 kg
None of These
- 4. Multiple Choice
Using the concept of impulse, how are the force and time of a collision related?
Directly
Inversely
- 5. Multiple Choice
How does an airbag protect a driver in a collision?
It absorbs the impact.
It absorbs the momentum.
It absorbs the energy.
It increases the time.
- 6. Multiple Choice
What is the force experience by a 0.5 kg egg that goes from 10 m/s to rest in 0.1 seconds?
5 N
50 N
500 N
None of These
- 7. Multiple Choice
What is the impulse of a 60 kg sprinter that goes from rest to 10 m/s?
+600 kg m/s
-600 kg m/s
+300 kg m/s
-300 kg m/s
- 8. Multiple Choice
What is the impulse a 0.5 kg soccer ball traveling at 10 m/s if it bounces off at 8 m/s?
1 kg m/s
0 kg m/s
9 kg m/s
None of These
- 9. Multiple Choice
What is conserved in an elastic collision that is not conserved in an inelastic collision?
Kinetic Energy
Potential Energy
Momentum
None of These
- 10. Multiple Choice
What type of collision is demonstrated here?
Elastic
Inelastic
- 11. Multiple Choice
A 200 kg jeep traveling at 4 m/s collides elastically with a 100 kg car at rest. If the jeep slows down to 2 m/s, what is the new speed of the car?
4 m/s
2 m/s
0 m/s
None of These
- 12. Multiple Choice
A 80 kg runner traveling 6 m/s collides inelastically with a 80 kg catcher who is at rest. What is the final velocity of the players?
12 m/s
6 m/s
3 m/s
0 m/s
- 13. Multiple Choice
Why did the basket protect the egg in egg drop?
It absorbs the impact.
It decreases the time of collision to increase force.
It increases the time of collision to decrease force.
It decreased the impulse.
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