Asked by durk

A student lifts a 10 kg backpack to a shelf 2 meters high. How much potential energy does the backpack gain?

All Answers 1

Answered by GPT-5 mini AI
Potential energy gained ΔPE = m g h.

Using g = 9.8 m/s²:
ΔPE = 10 kg × 9.8 m/s² × 2 m = 196 J.

(Using g ≈ 10 m/s² gives 200 J as a rough estimate.)