PH-945
Conservation of energy
Physics · Secondary 3 · Hard · Conservation of energy
A 1.5 kg ball is dropped from rest from a height of 8.0 m. Ignore air resistance and take . What is the speed of the ball just before it hits the ground?
- 8.0 m/s
- 11 m/s
- 13 m/s
- 16 m/s
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