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10 Cards in this Set
- Front
- Back
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What are the classes of sedimentary rock? |
Clastic, Organic, and Chemical. |
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What are the classes of Clastic Rock? |
breccia, conglomerate, sandstone, siltstone, and shale |
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What is the numeric age of an object called? |
Absolute Age |
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On a geological column, Oldest rocks are on.. |
Bottom |
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What was the age of the Dinosaur? |
Mesozoic Era |
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What Evidence did Wegener have that supports his Hypothesis? |
The continents looked like they could fit together like puzzle pieces. |
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What was Wegener's Hypothesis? |
Continental Drift |
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What are index fossils? |
They help in dating other fossils found in the same sedimentary layer. They are used to define and identify geologic periods. |
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What is Uniformitarianism? |
the theory that changes in the earth's crust during geological history have resulted from the action of continuous and uniform processes. |
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What are some ways organisms can be fossilized? |
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