Energy revision yr 9
Across
- 3. used to produce electricity
- 4. the energy in food or fuel
- 6. energy from hot rocks in the ground
- 10. energy from the sea
- 11. where wasted energy usually ends up
- 12. something that doesn't conduct heat well
- 13. the energy in something that is hot
- 14. energy from water behind dams
- 15. metals have a high _________ ____________
- 17. the energy when something is off the ground
- 19. something that does conduct heat well
- 21. power x time =
- 22. energy from the sun
- 24. burning fossil fuels releases........
- 26. how heat travels through a liquid or gas
- 28. the energy when something is stretched
- 29. something used to keep things warm
- 32. energy that is not useful
Down
- 1. an energy resource that wont run out
- 2. force x distance
- 5. coal, oil, gas
- 7. the amount of energy required to raise the temperature of 1kg by 1 degree
- 8. the unit of energy
- 9. burning fossil fuels is causing ......
- 10. the unit of energy
- 16. an energy resource that will eventually run out
- 18. the amount of energy transferred in a certain amount of time
- 20. energy cannot be __________ or destroyed
- 23. how heat travels through a solid
- 25. the energy of a moving object
- 27. wind energy doesn't work when its not windy so isn't ________
- 30. insulators have a _________ thermal conductivity
- 31. steam is used turn a _______