Energy sources – True or false

Geothermal energy is derived from the Earth's internal heat. It can be harnessed from sources like volcanic lava and geysers. By installing pipes underground, this energy can be captured and used to heat homes. This process is known as geothermal energy utilization.

What is the primary use of geothermal energy mentioned in the text?

Explain how geothermal energy is obtained from the Earth's heat.