Question

which two layers are approximately the same age? core sample 1 core sample 2

Explanation:

In geology, fossil - matching can be used to determine relative ages of rock layers. The two layers with the same type of fossils are likely to be approximately the same age. In the given samples, the bottom - most layers in both core sample 1 and core sample 2 have the same type of orange fossils.

Answer:

The bottom - most layers in core sample 1 and core sample 2.