Acool region underneath cloud cover will have a region with no cloud cover. a. a higher temperature than. b. the same pressure as. c. a higher pressure than. d. a lower pressure than.

Explain how paleontologists use trilobite fossils as index fossils for various geologic time periods.

How and why organisms are hierarchically classifies

Why did benjamin franklin refuse to write the declaration of independence? a. he did not want his humor to distract from the document's purpose. b. he was not from a southern colony. c. his poor vision made it difficult to write.