2 Answers

Charly Berthet · Answer 1 · 2019-05-04T22:02:13+0000

The oldest layers are on the bottom thats why they are the oldest. Super position is what it is called if thats what your asking.

Msysmilu · Answer 2 · 2019-05-05T21:06:06+0000

Superposition is used to assign relative ages to rock layers, the newer layers on the bottom and the oldest layers on the top.
- false

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