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Energy transformations — Homework
Trace each energy chain, naming every form of energy in order, including wasted energy.
- 1.Trace the energy chain for a battery-powered fan turning on.
- 2.Trace the energy chain for striking a match.
- 3.A dropped ball bounces lower each time. Where does the "lost" energy go?
- 4.A roller coaster car has 4000 J of kinetic energy. If 500 J converts to heat and sound climbing the next hill, how much converts back to potential energy at the top?
- 5.Pick a toy or appliance and describe its full energy chain from source to final useful and wasted forms.
🌲 Homeschool of the FutureEighth Grade · Science · week 12 homework