How long is the rock in the air

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Reference no: EM13287213

A rock is tossed straight up with a speed of 29 m/s . When it returns, it falls into a hole 10 m deep.

A) What is the rock's velocity as it hits the bottom of the hole? Express your answer using two significant figures.

B) How long is the rock in the air, from the instant it is released until it hits the bottom of the hole?

Reference no: EM13287213

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