patrickhennessy patrickhennessy

09-10-2017
Physics

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If a seagull drops a shell from rest at a height of 10 m , how fast is the shell moving when it hits the rocks?

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horizonwill horizonwill

10-10-2017

v= the square root of (2*gravity*height)
v= the square root of (2*9.8*10)
v= the square root of (196)
v= 14 m/s

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