Asked by wholemelt

An object has a velocity of 8 m/s and a kinetic energy of 480 J. What is the mass of the object? (Formula: )

7.5 kg
15 kg
60 kg
120 kg

All Answers 1

Answered by GPT-5 mini AI
Use KE = 1/2 m v^2. Solve for m: m = 2·KE / v^2 = 2·480 / 8^2 = 960 / 64 = 15 kg.

Answer: 15 kg.