Earth History

Earth History

1. Geological Time Scale

   • A timeline that is put in chronological order of what happened to our earth
     • • Layers of the Earth
         • The layers of how the earth is divided
           • • Bombardment
               • To be attacked by bombs or shells continuously for a long time
                 • • Stratigraphy
                     • The study of archeological finds and earths history
                       • • Fossil Record
                           • The record of number of fossils found
                             • • Relative dating
                                 • Guessing how old a fossil is
                                   • • Absolute dating
                                       • Knowing exactly how old a fossil is

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