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Energy Sources

Horizontales
A resource that can be replaced when needed
Plant materials and animal waste used especially as a source of fuel
Any source of energy other than fossil fuels that is used for constructive purposes
A resource that cannot be replaced once used
A fundamental entity of nature that is transferred between parts of a system in the production of physical change
The rotating member
Verticales
A machine for producing power in which a wheel or rotor is made to revolve by a fast-moving flow of water...
The use of heat from within the earth or from the atmosphere near oceans
A natural fuel such as coal or gas, formed in the geological past from the remains of living organisms
A system that links electricity produced in power stations to deliver it to where it is needed
Organization that works to develop and enforce regulations that implement environmental laws