A 2 kg object moves at 4 m/s. What is its kinetic energy?
Q1. A 2 kg object moves at 4 m/s. What is its kinetic energy?
Answer: 16 J
Explanation: Kinetic energy = 0.5 * m * v^2 = 0.5 * 2 kg * (4 m/s)^2 = 16 J. Option B is incorrect due to miscalculation.