Physics, 01.08.2019 01:00, jessisjawsome

A10-kg rock and 20-kg rock are dropped from the same height and experience no significant air resistance. if it takes the 20-kg rock a time t to reach the ground, what time will it take the 10-kg rock to reach the ground?

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A10-kg rock and 20-kg rock are dropped from the same height and experience no significant air resist...