7.4 NC Natural History.doc - Name 2017 7.4 NC Geological History http\/www.learnnc.org\/lp\/editions\/nchist-twoworlds\/1671 As you read the article about

7.4 NC Natural History.doc - Name 2017 7.4 NC Geological...

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Name: 2017 7.4 NC Geological History As you read the article about North Carolina’s geological past, you will answer the following questions. Turn in this document for a grade. 1.When did the landmass under NC form? 2.How did the Appalachian Mountains form? 3.When did the first Homo sapiens appear in NC? 4.What are the 2 words that scientists use to describe all the changes in geology, environmental conditions, biology, and climatic? Natural History 5.In your own words, describe radioactive dating.Radioactive elements like carbon-14 and uranium-235 and they are not chemically stable, but they slowly mold into stable elements by radiating away specks.6.In your own words, tell where the oldest rocks come from?7.In your own words, describe what was special about the rocks found in Greenland?8.In your own words, describe what the climate was like in the distant past?9.In your own words, describe how we know when certain types of plants andanimals appeared?
10. In your own words describe how different species are related.

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