PH-2481
Gravitational potential energy
Physics · Secondary 4 · Medium · Gravitational potential energy
A 0.40 kg ball is dropped from rest from a height of 5.0 m. Ignore air resistance.
What is the kinetic energy of the ball just before it hits the ground? (Take .)
What is the kinetic energy of the ball just before it hits the ground? (Take .)
- 2.0 J
- 8.0 J
- 20 J
- 50 J
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