1. list 2 of the 6 hominid species presented.

2. on which continents are fossils found?

3.using the law of superposition, place the puzzle pieces in the proper order and list the order below.

4. what 3 types of animal tracks were preserved ~500 million years ago in sand dune deposits in ontario, canada?

5.the exact purpose of stegasaurus body plates is unclear. what are the theories that have been suggested to explain the purpose of the body plates?

6.what are the hypotheses for the purpose of centasaurus skulls?

7. what are the differences between the centasaurus skull and the diablosaurus skull? does either skull support
any hypothesis or all hypotheses about the purpose of the skull? explain.