Physics
Physics, 06.11.2019 02:31, brittanysanders

A20 kg rock is on the edge of a 100 meter cliff. what is the
potential energy of the rock and if the rock falls off the cliff,
what is its kinetic energy just before striking the ground?
a 361.4 kj
b 1kj. 1 kj
c 19.6 kj, 19.6 kj
d 10 kl. 5.5 ku

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A20 kg rock is on the edge of a 100 meter cliff. what is the
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