223k views
1 vote
Geological time periods are divided into segments based on two pieces of information, describe them.

1 Answer

4 votes

Answer:

1. The appearance and disappearance of fossils.

2. major physical changes on the earth's surface.

User Leonbloy
by
8.1k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.