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Physics, 07.01.2020 21:31 lyssssasantiago9844
Aball is thrown into the air with 100 j of kinetic energy, which is transformed to gravitational potential energy at the top of its trajectory.
when it returns to its original level after encountering air resistance, its kinetic energy is
a) more than 100 j.
b) not enough information given.
c) less than 100 j.
d) 100 j.
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