SAT Subject Physics Practice Question 371: Answer and Explanation

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Question: 371

67. A paperboy rides his bicycle down the street and throws the papers to houses as he rides by them. When a thrown paper leaves his hand, which of the following statements is NOT true about the paper?

A. Its velocity changes.
B. Its acceleration changes.
C. Its displacement changes.
D. Its position relative to the earth changes.
E. Its position relative to the paperboy changes.

Correct Answer: B


The correct answer is (B). Once the paperboy releases the paper from his hand, the paper is in free fall. All objects in free fall near the earth experience the same constant acceleration.

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