Across
- 5. solar energy-a system of putting the sun's energy to use in which a series of collectors absorbs the solar energy, and pumps or fans distribute the collected heat
- 6. solar heating -a system of putting the sun's energy to use without requiring mechanical devices to distribute the collected heat.
- 7. energy-Any source of energy that can be continually produced and is inexhaustible given current conditions.
- 8. the intoxicating agent in fermented and distilled liquors
Down
- 1. fuels - are organic materials produced in a renewable manner.
- 2. cells -solar cells, are specialized semiconductors diodes that convert visible light into electricity
- 3. farmers -Large numbers of windmills concentrated in a single area; usually owned by a utility or large-scale energy producer.
- 4. light volatile flammable poisonous liquid alcohol