Neglecting air resistance, a bullet fired straight down from the top of a high cliff has an acceleration of A)less than 10 m/s². B)10 m/s². C)more than 10 m/s². D)depends on the height of the cliff.

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Quizplus · Accepted Answer

Neglecting air resistance, the only force acting on the bullet is gravity, which gives it a constant acceleration of approximately 9.8 m/s^2, rounded to 10 m/s^2 for simplicity.

Neglecting Air Resistance, a Bullet Fired Straight Down from the Top