1
Q
Index Fossils
A
Fossils that are assumed to represent a certain period in Earth’s past
2
Q
Geological Column
A
A theoretical picture in which layers of rock from around the world are meshed together into a single, unbroken record of Earth’s past
3
Q
The Theory of Evolution
A
A theory stating that all life on this earth has one (or a few) common ancestor(s) that existed a long time ago
4
Q
A
