Derived from the Sun
People also ask
Is it true that geothermal energy comes from inside the Earth?
It is not a correct statement: Geothermal energy comes from the heat within the earth. The word geothermal comes from the Greek words geo, meaning earth, and therme, meaning heat. People around the world use geothermal energy to produce electricity, to heat buildings and greenhouses, and for other purposes.
What is the origin of the word geothermal?
The word geothermal comes from the Greek words geo (earth) and therme (heat). Geothermal energy is a renewable energy source because heat is continuously produced inside the earth. People use geothermal heat for bathing, to heat buildings, and to generate electricity.
How do geothermal power plants generate electricity?
In order to obtain enough energy to generate electricity, geothermal power plants rely on heat that exists a few kilometers below the surface of the Earth. In some areas, the heat can naturally exist underground as pockets steam or hot water.
Is geothermal energy renewable or nonrenewable?
Geothermal energy is a renewable resource. The Earth has been emitting heat for about 4.5 billion years, and will continue to emit heat for billions of years into the future because of the ongoing radioactive decay in the Earth鈥檚 core.