Across
- 3. Plants can make sugars called ____________
- 4. This energy source is an organic matter that gets energy from the sun using photosynthesis.
- 6. This renewable energy source depends on the time of day to work
- 7. Wind is renewable or non- renewable
- 9. The mixture that is created when you add alcohol into gasoline
- 10. What is coal mainly used for?
- 13. Something that can be remade in a relatively short period of time
- 15. A factory in which crude oil is heated and separated into fuels and other products
- 16. Biomass energy requires land, chemicals and what to grow?
- 17. Gasohole is created when you add what to gasoline?
- 18. What energy source limits air pollution?
- 19. This energy source involves the sun.
- 20. Biomass is an organic matter that gets energy from the sun through what?
- 23. Geothermal energy only produces less than what percent of electricity produced in the U.S?
- 24. What energy conversions occur when a car engine burns gasoline?
- 28. What is one of the three main needs for humans that starts with an E?
Down
- 1. Chemical compounds that contain carbon and hydrogen atoms
- 2. What is oil mainly used for?
- 5. A solar collector is one way to capture sunlight and change it into ______________
- 8. What do you use to capture sunlight and change it into usable heat energy?
- 11. What sustains life on Earth?
- 12. Compounds that are made from oil
- 14. Hydropower is very efficient, but it is very ____________ to get.
- 21. Something that cannot be replenished or remade in a small amount of time
- 22. This energy source involves water and turbines.
- 25. To get geothermal energy, you must ______ into the earth to get it.
- 26. To use solar power, it depends on the time of what to work?
- 27. an ideal situation for the formation of __________ __________ is an area where land and water meet