Geology (ROCKS) Part 1 with Schmitty Thompson
Ologies with Alie Ward
00:00
How Round a Rock Is?
How round a rock is, in part, reflects sort of the chemistry in the structure of the rock. But for the most part, howround a rock is is going t ell you about about the history of it. Once rocks break apart and their component parts start to move through the rivers and the oceans, they're geting carried around by glaciers. And so oftentimes, if you see, for example, f yu go o, a river, and you pick up a really smooth, beautiful river stone, that tells you that that stone has been carried around through water for a long time.
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