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- 1. Multiple Choice
The more mass an object has, the faster it will fall.TrueFalse - 2. Multiple ChoiceIf you throw a baseball straight up, what is its velocity at the highest point?9.8 m/s29.8 m/s0 m/s20 m/s
- 3. Multiple ChoiceIf you throw a baseball straight up, what is its acceleration at the highest point?9.8 m/s29.8 m/s0 m/s20 m/s
- 4. Multiple ChoiceWhat is the horizontal acceleration of a projectile?0 m/s29.8 m/s2
- 5. Multiple ChoiceWhat is the vertical acceleration of a projectile?0 m/s29.8 m/s2
- 6. Multiple ChoiceAn object is projected horizontally from a cliff. The time it takes to hit the ground ismore than if it was just droppedless than if it was just droppedthe same amount of time than if it was just droppedimpossible to determine
- 7. Multiple ChoiceIf I throw a crayon straight up at 12m/s, how fast is its speed when i catch it at the same height?6 m/s12 m/s18 m/s24 m/s
- 8. Multiple ChoiceAs an object travels through the air, its vertical velocitychanges continuouslyremains the same
- 9. Multiple ChoiceAn object is shot from the ground (at 25 m/s) at 25 degrees and 65 degrees. Which one rises to a higher height? (assume no air resistance)25 degrees65 degreessame for both
- 10. Multiple ChoiceIf a bullet is horizontally shot at the same moment another bullet is dropped from the same height, which will hit the ground first?Shot BulletDropped BulletHit at Same Time
- 11. Multiple ChoiceConsider drops of water leaking from a water faucet. As the drops fall theyremain at a relatively fixed distance from each otherget farther apartget closer together
- 12. Multiple ChoiceTwo balls of the same mass begin at a height of 2m. One is released from rest while the other begins with a horizontal velocity of 5m/s. Which object its the ground first?Ball ABall BBoth balls his the ground at the same timeunable to determine with information given
- 13. Multiple ChoiceTwo objects - one with mass m and the other with mass 2m - are released from rest at the same height. Which object hits the ground first?mass mmass 2mboth objects hit the ground at the same timeunable to determine with information given
- 14. Multiple ChoiceA projectile is launched from a height with an initial velocity v0,x. The vf,x represents the final horizontal velocity before impact.v0,x = vf,xv0,x < vf,xv0,x > vf,xunable to determine
- 15. Multiple ChoiceIf you drop a banana, how fast is it going after 2 seconds?4.9m/s9.8m/s19.6m/s29.4m/s
- 16. Multiple Choice
A ball is thrown into the air at some angle, with initial velocities vx (horizontal) and vy (vertical). At the very top of the ball’s path:
What is its velocity in the vertical direction?
vy
Greater than vy
Zero
- 17. Multiple ChoiceDoes vertical velocity change as a projectile rises and falls?yesno
- 18. Multiple Choice
Does horizontal velocity change as a projectile rises and falls?
yes
no
- 19. Multiple ChoiceWhich statement describes a vector?It has magnitude but no directionIt has direction but no magnitudeIt has both direction and magnitudeIt has constant magnitude but no
direction - 20. Multiple ChoiceAn object is projected horizontally from a cliff. The time it takes to hit the ground ismore than if it was just droppedless than if it was just droppedthe same amount of time than if it was just droppedimpossible to determine
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