new geography assignments

Instructions:

Access “Exploring Time & Space” on The Paleontology Portal

 

http://www.paleoportal.org/index.php?globalnav=time_space

 

List the defining characteristics of the following periods of geologic time: a) the Cambrian Period, b) the Permian Period, c) the Cretaceous Period?

 

Upload your answers in a MS WORD file.