Heat of the Earth

Miners discovered that the deeper we go underground, the hotter it gets. It also examines the accurate and inaccurate aspects of Lord Kelvin's (Sir William Thomson) theory of why the center of the earth is hot. In the latest episode of MinuteEarth, narrated by science writer Emily Elert.

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Channels: Geophysics

Tags: heat earth

Uploaded by: ( Send Message ) on 25-11-2015.

Duration: 2m 47s