Original post by kitkat132000
Why is the answer a not b?
Because if you rolled up a ball up a ramp its velocity would keep decreasing until it reaches 0, after which point it begins to roll back thus velocity is now negative as it is moving backwards from the perceived positive direction.
Original post by RDKGames
Because if you rolled up a ball up a ramp its velocity would keep decreasing until it reaches 0, after which point it begins to roll back thus velocity is now negative as it is moving backwards from the perceived positive direction.
Your answer makes much more sense than mine did
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