SAT Subject Physics Practice Question 377: Answer and Explanation

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Question: 377

73. During a lacrosse game, an attacking player shoots a low hard shot into the goal. The ball leaves the lacrosse stick and travels into the net very quickly. What happens as the ball flies toward the goal?

A. The horizontal acceleration of the ball increases.
B. The vertical acceleration of the ball increases.
C. The horizontal velocity of the ball is constant.
D. The vertical velocity of the ball is constant.
E. All the listed quantities are constant.

Correct Answer: C

Explanation:

The correct answer is (C). When the player shoots the ball, there is no force affecting the ball except gravity. Nothing can slow or speed the ball's x velocity, which is the horizontal. It is a constant velocity.

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