Blog post #5-9/28/09

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

2. Since the extra credit question is so hard, come up with a mneumonic to help you remember it.

Precambrian
Cambrian
Ordovician
Silurian
Devonian
Carboniferous
Permian
Triassic
Jurassic
Cretaceous
Tertiary
Quaternary
Pre Cam Ord Sil Dev Carbo Permian Tri Jur Cre Ter Qua