1. List all of the geologic periods in order from oldest to present (Cambrian to Quaternary).

Cambrian,Ordovician, Silurian, Devonian, Carboniferous, Permian, Trassic, Jurassic, Cretaceous, Tertiary, Quanternary.
2. Come up with a mneumonic to help you remember the order. (example: My Very Eager Mother Just Served Us Nine Pizzas)

Calvin Order Some Dominos California Pizza To James Company Today
3. First watch this animation. Then put the rock layers in order from the image on the right.

1.D 2.A 3E. 4B. 5.C