"geothermal" (the source is a combination of original impact energy and radioactive decay.)
in the heat inside the earth
geothermal energy
geothermal
geothermal
Geo-thermal energy
Heat energy, magma.
Yes it does
geothermal
From the inside of the Earth, which is fairly hot. The Earth gets its heat from radioactive decay.
Yes, people are tapping into the heat of the earth to produce geothermal power.
No. Geothermal energy uses heat from inside the Earth, which is a combination of heat left over form Earth's formation and heat from the decay of radioactive isotopes within the Earth.
Geothermal energy