Question

What is the kinetic energy of a 10 kg object moving at 2.0m S?

Answer 1

Answer: 20 J

Explanation: m = 10kg

v = 2 m/s

K.E of the object = 1/2 mv²

= 1/2 × 10 × 2 × 2

= 10 × 2

= 20 J