Homework Help: physics

Posted by jake on Thursday, February 25, 2010 at 12:18am.

acceleration due to gravity questions

when an object is dropped from a height of 10m above the surface of the planet z, it takes 1.2 seconds for the object to reach the surface. what is the acceleration of a falling object near the surface of the planet?

physics - drwls, Thursday, February 25, 2010 at 12:19am
Distance fallen = (1/2) a t^2

Solve for a
physics - jake, Thursday, February 25, 2010 at 12:31am
is it 1.6m/s^2
physics - drwls, Thursday, February 25, 2010 at 12:38am
No. Did you use

a = 2 (Height)/t^2 ?

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