Across
- 2. Gases and liquids are called this.
- 4. The greater the ___________ of temperature of two objects the greater the rate energy is lost.
- 6. A low ________________ of a surface increases condensation
- 9. Most of the energy is transferred in metals through these.
- 10. The greater the _______ _________ _______ of an object the more energy it can store.
- 13. do not allow energy to be transferred easily.
- 14. A high __________ _________ increases evaporation.
- 16. substance where particles move randomly and far apart.
- 17. Helps to reduce heat loss in a house.
- 20. substance where particles vibrate in a fixed position
- 21. a circulation of fluids caused by heating.
- 22. when a liquid turns into a gas.
- 25. Gives out.
- 26. Rough surface
- 27. substance where particles move randomly close together.
Down
- 1. To spread out
- 3. how closely particles are together.
- 5. energy transfer by electromagnetic waves.
- 7. when high energy particles leave a liquid due to evaporation.
- 8. The greater the __________ of an object the more slowly the temperature increase when heated.
- 11. when a gas turns into a liquid.
- 12. the amount of time it takes to recover upfront costs of an energy saving device.
- 15. allow energy to transfer easily
- 18. heat energy
- 19. movement energy
- 23. To take in.
- 24. To throw back radiation from a surface.