Across
- 7. a unit used to measure electricity consumption
- 9. energy an energy source that uses heat from Earth’s interior
- 10. energy an energy source that relies on moving air to produce electricity
- 11. a nonrenewable fuel formed from ancient plants and used heavily for electricity
- 12. a fuel made from organic material such as wood or crops
- 13. a device that converts kinetic energy into electrical energy
Down
- 1. the process of splitting atoms to release energy in nuclear power plants
- 2. power a renewable energy source that uses flowing water and dams
- 3. efficiency using technology to perform the same task with less energy
- 4. gas a fossil fuel that burns cleaner than coal
- 5. a nonrenewable energy source commonly used for transportation
- 6. energy a renewable energy source that uses sunlight to generate electricity
- 8. a radioactive element used as fuel in nuclear reactors
- 14. energy energy sources that can be naturally replenished