Across
- 2. resources materials from the Earth that are used to support life and meet people's needs
- 5. related to a living organism
- 6. a natural resource that cannot be readily replaced by natural means at a pace quick enough to keep up with consumption
- 9. energy derived from natural sources that are replenished at a higher rate than they are consumed.
- 10. power the use of the sun's energy either directly as thermal energy (heat) or through the use of photovoltaic cells in solar panels and transparent photovoltaic glass to generate electricity.
- 11. not related to a living organism
- 13. forms of potential energy that can be used to perform work
- 15. resources the different factors of production used to produce all goods and services in the economy.
Down
- 1. causing, or made in a way that causes, little or no damage to the environment and therefore able to continue for a long time
- 3. power a renewable source of energy that generates power by using a dam or diversion structure to alter the natural flow of a river or other body of water.
- 4. how fast energy is used or transmitted
- 7. power heat within the earth
- 8. unable to be replaced or replenished once used.
- 12. fuels a generic term for non-renewable energy sources such as coal, coal products, natural gas, derived gas, crude oil, petroleum products and non-renewable wastes
- 14. power the process by which the wind is used to generate mechanical power or electricity.