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Posted by on Monday, December 20, 2010 at 9:35pm.

a very strong young child tosses a stone into the air. his father times the stone's travel and finds that it takes the stone 2.8 seconds to return to the child's hand. how high did the stone rise?

  • physics - , Monday, December 20, 2010 at 10:45pm

    Y=(1/2)*(gravity)*(time)^2
    where time=1.4 sec

    takes 1/2 the time to go up and 1/2 the time to go down

  • physics - , Tuesday, December 21, 2010 at 2:40am

    thank you :)

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