What is the source of geothermal energy?

What is the source of geothermal energy?

Geothermal energy originates from Earth's internal heat. This heat comes from radioactive decay of materials in the Earth's core and mantle, and residual heat from the planet's formation.

Why It Matters

This fact belongs to the science category and contributes to expanding general knowledge. Understanding such facts not only makes you smarter but also helps connect ideas across different fields.

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