Across
- 1. Materials that allow heat to pass through them
- 3. Flow of hot gas or liquid, carrying heat energy with it
- 8. Energy resources that can naturally renew itself
- 10. Energy resources which are limited and cannot renew itself naturally
- 11. Bad conductors of heat
Down
- 2. Energy stored in chemical substances
- 4. Heat energy travelling as waves through empty space
- 5. Energy obtained from the nucleus of atoms of some minerals
- 6. Anything which is an energy source.
- 7. When a liquid changes to vapor below boiling point.
- 9. Energy resources obtained from fossils