If a 0.20 kg object fell 7.0 Meters before it hitting the ground, what was it's change in Potential Energy during the fall?

Question

Physics

Lance Singleton

3 March, 04:37

If a 0.20 kg object fell 7.0 Meters before it hitting the ground, what was it's change in Potential Energy during the fall?

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Koda · Answer 1

Before the fall,

Potential energy = (mass) x (gravity) x (height)

= (0.2 kg) x (9.8 m/s²) x (7.0 m)

= 13.72 joules.

All the potential energy is lost during the fall.

So the change is 13.72 joules.