Question: If a 10 kg object is moving with a speed of 2 m/s, what is its kinetic energy?
Options:
Correct Answer: 20 J
Solution:
KE = 0.5 × m × v² = 0.5 × 10 kg × (2 m/s)² = 0.5 × 10 × 4 = 20 J.
