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Potential energy stores — Homework
Use PE = m x g x h with g = 10 m/s^2. Classify potential energy types where asked.
- 1.A 4 kg box sits on a shelf 2 m high. Find its gravitational PE.
- 2.A 1 kg apple hangs 3 m up in a tree. Find its gravitational PE.
- 3.Classify: a wound-up toy spring, a charged phone battery, a diver on a high board.
- 4.Why does a book on a high shelf have more gravitational PE than the same book on a low shelf?
- 5.Pick one object in your home and explain what kind of potential energy it has and why.
🌲 Homeschool of the FutureEighth Grade · Science · week 11 homework