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Energy Resources C26E52

Mahogony Hunter

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Across
1.materials that are burned to produce heat or power.
5.Can be burned in conventional gasoline engines.
6.Plant material is compressed by the weight of water and by other sediments.
7.Use of energy resources in the ways that are most productive.
8.Energy sources that formed over geological time.
9.Production of 2 usable forms of energy.
10.Mixture of gases that includes 50 to 70 percent methane gas and 30 to 48 percent carbon-dioxide gas.
Down
2.Global management of Earth's natural resources to meet current and future energy needs without causing environmental damage.
3.thin, transparent wafers made up of layers of boron- and phosphorus-enriched silicon.
4.energy produced by naturally occurring stem and hot water.

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