Question
A 70.5kg football player is gliding across very smooth ice at 2.05m/s . He throws a 0.470kg football straight forward.
What is the player's speed afterward if the ball is thrown at 14.5m/s relative to the ground?
What is the player's speed afterward if the ball is thrown at 14.5m/s relative to the player?
What is the player's speed afterward if the ball is thrown at 14.5m/s relative to the ground?
What is the player's speed afterward if the ball is thrown at 14.5m/s relative to the player?
Answers
14
22
22
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