Across
- 4. Energy that is not transferred usefully is
- 5. mass x gravity x height
- 7. Reduce energy lost to friction by
- 12. energy cannot be ......
- 13. Energy transfer in solids is called
- 14. An energy resource that will run out and can't be replenished
- 15. The rate at which energy is transferred
- 16. what is the unit for power?
Down
- 1. Energy stored in stretched springs
- 2. Resource that is replaced as it is used
- 3. The idea that energy is not lost or gained
- 6. useful energy output/total energy input
- 8. energy 0.5 x mass x velocity2
- 9. Using a dam and river to generate electricity
- 10. Generating energy from the hot rocks
- 11. 1000 Watts is 1