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Chapter 26

Giovanni j

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Across
1.Biomass fuel that is a mixture of gases, primarily methane, produced when plant and animal wastes are acted on by anaerobic bacteria in a digester
6.biomass fuel that is a mixture of gasoline and ethanol and can be used in conventional gasoline engines
7.light, spongy, organic, fossil fuel derived from moss and other bog plants
9.A type of conservation in which energy resources are used in the most productive ways
10.Material, such as wood, peat, or coal, burned to provide power or heat
Down
2.Involves global management of Earth's natural resources to ensure that current and future energy needs will be met without harming the environment
3.Thin, transparent wafers that convert sunlight into electrical energy and are made up of layers of boron-and phosphorus-enriched silicon
4.Energy produced from Earth's own internal steam and hot water
5.Nonrenewable energy resource formed over geologic time from the compression and partial decomposition of organisms that lived millions of years ago
8.Production of two usable forms of energy at the same time from the same process, which can conserve resources and generate inner

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