Across
- 3. fuel from organic sources
- 4. generated from the energy of moving water
- 7. using the design of a building to collect, store, and distribute the sun's energy
- 8. a metal box that absorbs the sun's energy to heat water or air
- 9. a power plant that uses wind turbines to generate electricity
- 12. the use of technology to collect, store, and distribute the sun's energy
- 14. the process of changing the solar energy stored in the ocean to electric power
- 17. a type of renewable energy that is generated deep within the earth
Down
- 1. a network of pipes that circulates water from the ground and back into the ground
- 2. a device that converts solar energy directly into electricity
- 5. a technology that uses the heat from the sun to generate electricity
- 6. electricity generated from the movement of the tides
- 10. electricity generated by the combustion of organic materials
- 11. the energy produced from organic materials
- 13. a device that converts the wind's kinetic energy into electrical energy
- 15. a process that releases hydrogen by using an electric current to break down water molecules
- 16. a device that converts hydrogen or another fuel into electricity