Rocks and the Rock Cycle: Igneous Rocks

The video explores geothermal activity, highlighting the Earth's hot interior and the formation of boiling springs due to superheated rocks. It explains the concept of molten rock, distinguishing between magma inside the Earth and lava on the surface. The formation of igneous rocks is discussed, noting how they form from cooling magma or lava, with examples like basalt, granite, obsidian, and pegmatite. The video concludes with a brief introduction to sedimentary rocks.

What characteristics differentiate rocks that cool quickly from those that cool slowly?

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What are sedimentary rocks and how do they differ from igneous rocks?

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