PH-887
Conservation of energy
Physics · Secondary 3 · Hard · Conservation of energy
A 0.15 kg ball is thrown horizontally at 10 m/s from a balcony 6.0 m above the ground. Neglecting air resistance, what is the kinetic energy of the ball just before it hits the ground? Take .
- 7.5 J
- 9.0 J
- 15.0 J
- 16.5 J
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