Question

A 5kg drone is moving through the air. If the drone has 40 J of kinetic energy, how fast is the drone moving?

____m/s

Answer 1

4 m/

Step-by-step explanation:

Kinetic energy = 1/2 mv²

40 = 1/2 × 5 × v²

v² = (40 × 2) ÷ 5

v = sqrt(16) [square root]

v = 4