Across
- 2. Inner layer of Earth’s molten rock
- 4. Energy within a system responsible for temperature
- 8. natural heat that we turn into electricity and power for our buildings
- 9. The outermost layer of the earth (also known as the lithosphere)
- 10. An underground container of water or steam
- 12. term for something that Does not produce a lot of pollution
Down
- 1. Steam produced when the pressure on a geothermal liquid is reduced
- 3. a system used to transfer heat between a source and a working fluid
- 5. When a liquid heats up it turns into
- 6. Low permeability rocks that cover reservoirs
- 7. molten rock within the earth
- 8. A spring of hot water that shoots out of the ground
- 11. Concentration of salt in the water