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Mathematics 15 Online
OpenStudy (johndoedoe1999):

An object is dropped from rest from the top of a 400 m cliff on Earth. How long does it take to hit the ground?

OpenStudy (mathmale):

What are the givens and/or knowns? \[s, s _{0},v _{0}, a, t\]

OpenStudy (mathmale):

There is an equation of motion pertaining to situations like this, when you drop an object from a height. Know that formula?

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