Chapter 18

2. a power plant that uses wind turbines to generate electricity
6. a device that converts hydrogen or another fuel into electricity
8. the energy produced from organic materials
11. fuel from organic sources
12. the process of changing the solar energy stored in the ocean to electric power
13. electricity generated from the movement of the tides
14. a device that converts the wind's kinetic energy into electrical energy
15. type of renewable energy that is generated deep within the earth
16. a network of pipes that circulates water from the ground and back into the the ground
17. electricity generated from the energy of moving water

1. a metal box that absorbs the sun's energy to heat water or air
3. a device that converts solar energy directly into electricity
4. using the design of a building to collect, store, and distribute the sun's energy
5. a process that releases hydrogen by using an electric current to break down water molecules
7. the use of technology to collect, store, and distribute the sun's energy
9. electricity generated by the combustion of organic material
10. a technology that uses the heat of the sun to generate electricity