Earth History

Earth History

1. Bombardment

   • Something crashing into another thing.

2. Geological Time Scale

   • A scale of time for the Earth.

3. Layers of the Earth

   • Crust, Mantle, Inner Core, Lithosphere, Mesosphere, Asthenosphere, Outer Core

4. Stratigraphy

   • Finding out about rocks layers.

5. Fossil Record

   • • Collection of fossils representing life before us.

6. Relative Dating

   • Not an exact date of time.

7. Absolute Dating

   • Figuring out the ages of things in time order.

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