Why is it warmer the further underground you go?

In this video, viewers will learn about how Lord Kelvin attempted to determine the age of the Earth, as well as why the Earth becomes warmer as you go deeper into it. The video also covers various topics related to the Earth's structure, such as the layers of the Earth, convection currents, volcanoes, and plate tectonics. Whether you're a student studying geology or someone simply curious about the planet we call home, this video will provide a fascinating insight into the workings of the Earth.

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