A 2.0-kg block of wood rests on a tabletop. A 7.0-g bullet is shot straight up through
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A 2.0-kg block of wood rests on a tabletop. A 7.0-g bullet is shot straight up through a hole in the table beneath the block. The bullet lodges in the block, and the block flies 25 cm above the tabletop. How fast was the bullet going initially?
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