What is the kinetic energy of a 2 kg object moving at 6 m/s?
- A. 30
- B. 72
- C. 36 ✓
- D. 38
Correct answer
C. 36
Explanation
Kinetic energy = (1/2)mv² = (1/2)(2)(6²) = (1/2)(2)(36) = 36 Joules.
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