| A | B |
|---|
| What is the momentum of a 60 kg car moving at 9 m/s? | 540 kg m/s |
| What is the momentum of a 1000 kg car moving at 20 m/s? | 20,000 kg m/s |
| What is the momentum of a 40 kg freshman moving at 2 m/s? | 80 kg m/s |
| A car has a momentum of 20,000 kg m/s. What would be the car's new momentum if its velocity were doubled? | 40,000 kg m/s |
| A 0.50 kg is pulled with a 1 N force for 1 second. What is the acceleration of the cart? | 0.5 m/s^2 |
| A 0.50 kg is pulled with a 1 N force for 1 second. What is the impulse of the cart? | 1 Ns |
| A hockey player applies a force of 80 N to a 0.25 kg hockey puck for 0.10 seconds. What is the impulse experienced by the puck? | 8 Ns |
| Which has the greater mass, a heavy truck at rest or a rolling skateboard? | skateboard |
| Which has a greater momentum, a heavy truck at rest or a rolling skateboard? | truck |
| Suppose you roll a bowling ball at a pillow and the ball stops. Then you roll the bowling ball at a spring and it bounces back. Which object exerts a greater impulse, the pillow of the spring? | spring |
| A bug and the windshield of a fast-moving car collide. The forces of impact on the bug and on the car are the same size. True or False? | true |
| A bug and the windshield of a fast-moving car collide. The impulses on the bug and on the car are the same size. True or False? | true |
| A bug and the windshield of a fast-moving car collide. The change in speed of the bug and the car are the same. True or False? | false |
