A 70 kg rock lies at the bottom of a lake if the volume of
A 70 kg rock lies at the bottom of a lake. If the volume of the rock is 30,000 cm3, how much force is needed to lift it? The density of water is 1.0 g/cm3.
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a 70 kg rock lies at the bottom of a lake if the volume of the rock is 30000 cm3 how much force is needed to lift it
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