Compared with falling on a stone floor, a wine glass may not break when it falls on a carpeted floor because the
A) carpeted floor provides a smaller impulse.
B) stopping time is shorter on the carpet.
C) stopping time is longer on the carpet.
D) carpet provides a smaller impulse and a longer time.
Answer: C
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Two projectiles are fired at equal speeds but different angles. One is fired at an angle of 30° and the other at 60°. With no air resistance, the projectile to hit the ground first will be the one fired at
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