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Posted by on Tuesday, April 6, 2010 at 7:42pm.

A projectile is shot straight up from the earth's surface at a speed of 1.20×104 km/hr.
How high does it go?

  • Physics - , Tuesday, April 6, 2010 at 8:18pm

    well at the point it is highest all KE=PE, 1/2mv^2=mgh

  • Physics - , Monday, December 6, 2010 at 6:32pm

    No you use -GMm/r to do this...

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