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Relative Age

Published on Mar 24, 2016

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1.

Relative Dating

  • Relative dating is the approximate age of fossils found within rock layers.
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2.

How can you determine the age of a fossil?

  • You could look at the layers by its age.
  • You also look at the layers and see what is the oldest and which one is the youngest.
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3.

Radioactive Elements

  • Radioactive elements are elements that give off a steady amount of radiation as it slowly changes to a nonradioactive element.
  • Scientists can estimate the age of the rock by comparing the amount of radioactive element with the amount of a nonradioactive element.
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4.

Layers

  • The layers help you discover the approximate age for the fossils.
  • Younger rocks are normally on top and older layers are normally on the bottom.
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Matthew Goins