How can we use rocks to determine how an area used to look in the past?

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Biology

Blondie

16 December, 15:05

How can we use rocks to determine how an area used to look in the past?

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Jenna Jarvis · Answer 1

One of the best ways to use rocks to determine past geography is to look at water lines. Many cliffs contain "stained" waterlines on the surface of the rocks, which shows that water at a certain level used to occupy that area.