Energy

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