Respuesta :

given,
mass, m = .30kg
height, h = 1 m
gravitational acceleration, g = 9.8 m/s²

PE = mgh = .30kg*9.8m/s²*1m = 2.94 J
gcantiga44

Answer:

3.0

Same explanation as the person above but the significant figures must be considered in physics.

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good job