Across
- 5. warmth
- 8. heat energy
- 10. heat distributed
- 11. sun ray heat
- 12. touching
- 13. temperature scale
- 15. through a substance
- 16. distributed
Down
- 1. convection process
- 2. hot or cold
- 3. heats liquid and air
- 4. keeps things warm
- 6. change due to temperature
- 7. without touching
- 9. energy
- 14. heat