AP Physics 1 Question 3: Answer and Explanation
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If the surface of the incline is frictionless, with what speed will the block reach the bottom if it was released from rest at the top?
- A. 8 m/s
- B. 10 m/s
- C. 14 m/s
- D. 18 m/s
Correct Answer: B
B The easiest way to answer this question is to use Conservation of Energy: