Methods of Dating the Earth Part 1: Relative Dating

The video tutorial covers Earth's geological history and the methods geologists use to date rocks. It explains relative and absolute dating, focusing on principles like original horizontality, superposition, and cross-cutting relationships. The concept of unconformities and missing time in the rock record is discussed, along with the types of unconformities such as disconformity and angular unconformity.

What are index fossils and why are they important in dating rocks?

Define unconformities and list the four types mentioned in the text.

How does radiometric dating differ from relative dating methods?