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Renewable Energy Sources: Cost & Benefits

Across
A machine that uses a wheel or rotor to produce continuous power
A renewable fuel made from corn and other plant materials
A positive aspect of solar technology that makes it attractive to consumers
For a bad effect, unfavorable, or undesired end
A negative characteristic of many renewable energy sources that has to do with localized climate and seasonal patterns of wind & precipitation
An advantage of choosing biomass as an energy source
A monetary benefit of many renewable energy sources
Easily controlled and predictable; a positive characteristic of some forms of renewable energy including hydroelectric energy.
Energy from the sun
Heat energy from deep within the Earth
Organisms that may be harmed by the development of wind farms
Describing an energy source that is not depleted by use
Down
Only 20% of the sun's energy is transformed into electricity with the use of solar panels; solar energy is still ______.
Energy that uses materials that come from plants or microorganisms that were recently living
The ability to do work or cause change
Energy made by flowing water
A negative result that occurs from building a dam
For a good effect and/or favorable gain
A negative aspect of many renewable energy sources that suggests they cannot be utilized everywhere
An undesirable outcome of burning biomass to make energy
A benefit of many renewable resources is that they don't produce harmful air pollutants; they are ______.
An energy source dependent on air currents to move turbines