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QUIZ

11th

grade

72%

accuracy

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Victoria Vercammen

5 years

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10 questions

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- 1. Multiple Choice2 minutes1 ptA 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/s375 m/s25 kg m/s375 kg m/s
- 2. Multiple Choice1 minute1 ptWhich takes more force to catch, a bowling ball or a ping pong ball?bowling ball because it has more momentumping pong ball because it has more momentumboth require the same amount of force when catchingbowling ball because it has less momentum
- 3. Multiple Choice2 minutes1 ptA runner has a momentum of 670 kg m/s and is traveling at a velocity of 9 m/s. What is his mass?6030 kg0.0134 kg74.4 kg80 kg
- 4. Multiple Choice1 minute1 pt
A 5 N force is applied to a 3 kg ball to slow it down from 9 m/s to 3 m/s. What is the impulse on the ball?

-2.5 N⋅s

-10 N⋅s

-18 N⋅s

-45 N⋅s

- 5. Multiple Choice1.5 minutes1 ptAn object with a mass of 2000 kg at rest has what momentum?2000 kg m/sec0 kg m/sec2000 kg2000 m/sec
- 6. Multiple Choice45 seconds1 ptWhen the speed of an object is doubled, its momentumremains unchanged in accord with the conservation of momentum.doublesquadruplesdecreases
- 7. Multiple Choice30 seconds1 pt
A boy kicks a football with a force of 20 N, the time the force acts for is 0.3 s. Calculate the impulse on the ball.

1 N⋅s

6 N⋅s

33.3 N⋅s

- 8. Multiple Choice45 seconds1 ptHow can a tennis ball and a bowling ball have the same momentum?have the same speedhave different speedsone is moving backwardsthey can't
- 9. Multiple Choice1 minute1 ptA 50 kg ball rolls down the street at 5 m/s. Calculate the momentum of the ball.55 kg*m/s100 kg*m/s250 kg*m/s500 kg*m/s
- 10. Multiple Choice1 minute1 pt
The units for Impulse are

kg

$N\cdot s$

N

m/s

$kg\cdot\frac{m}{s}$

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