I drop a 60-g golf ball from 2.0 m high. It rebounds to 1.5 m. How much energy is lost?
A、0.29J;
B、0.50J;
C、0.88J;
D、1.0J;
E、2.0J;
F、1.5J;G:1.85J;H:1.59J;I:2.5J
发布时间：2024-09-26 20:54:48
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