Across
- 1. energy,when a radiant light and heat from the sun
- 4. phases of matter include liquid gases
- 5. solar heating,a type of heating that usesmaterialsin a stucture to absorb
- 6. liquid changing into a solid
- 7. resources,replenish with passage of time
- 8. a substance from a solid to a liquid
- 9. energetic particles
- 12. pollution,when a water quality changes ambient temperature
- 14. current,cannot take place in solids
- 15. energy,mechanical energy a process know as wind power
- 16. a liquid that occurs on a surface of a liquid
- 17. a liquid turns into a solid below freezing point
- 20. source,a object or material that can transfer energy to other objects
- 21. energy,a energy from the earths crust originates
- 22. energy, the sun converts heatwhen it reaches the earth
Down
- 2. reversible phase transition from a liquid to a gas
- 3. use a heat engine or a power station
- 6. a solid turns into a gas
- 10. solar heating,to convert solar energy into a more useful energy
- 11. resources,a natural resource cannot be reproduced,grown,and generated
- 13. fuels,when form by an natural processes
- 17. when plasmas are heated extremely high temperature
- 18. cooling,when a device that cools air through the evaporation of water
- 19. energy,a energy of eletromagnetic waves
- 23. insulators,keep heat in and do not let heat go through