Across
- 5. process by which plants use light energy to convert water and carbon dioxide into oxygen and glucose
- 7. a gas released by plants during photosynthesis and used by animals
- 8. turbine a device that converts the kinetic energy in wind into electrical energy
- 10. energy source for plants to perform photosynthesis; starting energy source in food chains
- 12. a solid fossil fuel formed from ancient organisms that is burned to obtain energy
- 13. absorbs water and nutrients from the ground
- 14. sugar created by plants during photosynthesis to help the plant grow
- 17. green pigment in plants that absorbs light energy used to carry out photosynthesis
- 18. Resource any natural resource that doesn't run out (biomass, water, wind, and sun)
- 19. panel a device used to capture light energy from the sun and convert it into electrical energy
- 20. Gas a gas fossil fuel formed from decaying organisms that is burned to obtain energy
Down
- 1. energy created from moving water
- 2. small opening on the underside of a leaf through which oxygen and carbon dioxide can move
- 3. Resource a natural resource that is not replaced in a useful amount of time (oil, coal, and natural gas)
- 4. organic material made from plants and animals
- 5. organisms that make their own food through photosynthesis; tropic level with the most energy in it (ex. trees and flowers)
- 6. fuels coal, oil, and natural gas, and other fuels that are ancient remains of organisms
- 9. Dioxide a gas expelled by animals and used by plants during photosynthesis
- 11. Resources materials found in nature that are used by living things.
- 15. a liquid fossil fuel formed from ancient organisms that is burned to obtain energy
- 16. power energy from the sun