Posted by ROSE on Wednesday, March 9, 2011 at 10:34pm.
safiya places a 5.okilogram brick on chair in the classroom.the chair is 1.o meter off the ground.what is the gravitation potential of the brick if it falls off the chair?remember that gravity equals 9.8 meter per second squared.

physics  drwls, Wednesday, March 9, 2011 at 11:26pm
P.E. = M g H,
where H is the height above the floor.
With your M, g and H units, the comoputed energy will be in Joules
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