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Alternative Energy
Vocabulary
Defintition | Term |
---|---|
energy resources that are used in place of or to supplement fossil fuels | alternative energy |
energy generated through the processing of renewable plant and animal materials | biofuels |
energy from underground heat of Earth | geothermal energy |
energy generated for heat and electricity using the power of falling water or water moving through a dam | hydroelectric energy |
energy from the Sun in the form of light or heat | solar energy |
energy generated from the movement of air | wind energy |
natural resources of Earth that will not run out or can be replaced in a reasonable amount of time | renewable resources |
natural resources of Earth that are used up at a rate faster than they can be replaced | nonrenewable resources |
a renewable energy source from organic material, such as wood, that is burned to release heat energy | biomass |
a machine used to convert mechanical energy into electrical energy | generator |
a machine with spinning blades used to convert mechanical energy to electrical energy | turbine |
panels designed to absorb sunlight that is used to generate heat or electricity | solar panels |
to cause a change in form Example: Turbine blades spin to ______________ mechanical energy to electrical energy. | convert |
a facility where electrical power is generated for distribution | power plant |
a barrier built to hold back water | dam |
a large natural or manmade lake used as a water supply for human use | reservoir |
a colorless flammable liquid which is produced from the fermentation of sugars in plant materials | ethanol |
the chemical breakdown of sugars in plant materials to produce ethyl alcohol | fermentation |
a vent in Earth’s surface that erupts hot water or steam | geysers |
pools of hot water on Earth’s surface resulting from geothermal activity beneath the surface | hot springs |
openings in Earth’s crust that allow lava, volcanic ash and gases to escape | volcanoes |
to make or to manufacture from raw materials | produce |