Methods of Dating the Earth Part 1: Relative Dating Professor Dave Explains 6:21 9 months ago 40 001 Скачать Далее
Simulating Relative Age in a Geologic Cross Section A. Kenneth Nolan 15:01 4 years ago 473 Скачать Далее
Historical Geology: Structure, Cross Section 1 FTCC - Geology Online 8:39 9 years ago 67 414 Скачать Далее
Relative Dating vs Absolute Dating (Updated) Color Me Scientifically 7:39 3 years ago 102 795 Скачать Далее