Across
- 2. anything made from nature
- 6. energy that makes things warmer
- 7. electricity that is generated from moving water
- 10. the transfer of heat through physical touch
- 11. g-type main sequence yellow dwarf star
- 13. nonrenewable energy sources
- 14. energy made from splitting atomic nuclei
- 15. H2o
- 16. a flow of electrical energy
- 18. material that allows thermal energy to pass through it
- 20. the measure of a surfaces ability to reflect sunlight
- 21. electricity that is generated from the sun
- 23. long-term weather patterns of an area
- 24. moving air that produces electricity
- 25. any organic material taken from plants or animals that can be used as a renewable energy source
- 26. True or false solar power relys on the sun
- 27. resources that can run out
Down
- 1. naturally occurring fossil fuel
- 3. the transfer of heat through electromagnetic waves
- 4. introduction of harmful substances or energy into the natural environment
- 5. atmospheric gases that trap heat
- 8. any material
- 9. True or false fossil fuels are a renewable energy source
- 10. series of events, actions, or things that repeat
- 12. device that converts chemical energy into electrical energy
- 13. a force that resists
- 17. the transfer of heat through movement of particles
- 19. resources that don't run out
- 22. natural heat trapped under the earths surface
