Relative age dating lesson plan

After they discuss the tooth, ask them to draw conclusions about the type of dinosaur that might have that type of tooth.Click on the dinosaur name to see if they predicted the dinosaur correctly.Here, we are looking at events relative to other events.

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Explain that technology is helping scientists to find these fossils.

Have the students watch the NC Science Now Video Dinosaur GPS.

But instead of saying that one layer is x number of years old, you can simply describe it as older than the layer above it yet younger than the layer below it.

Relative age starts from the bottom and works upward.

These processes involve sampling rocks and determining how old they are from their rate of decay.

Since absolute time gives us points of reference, it helps calibrate relative time, also called chronostratic time ('strata' means 'layers').

Students will view several photographs of dinosaur teeth.

Have students work in a small group to discuss each tooth.

Students will imagine they are a part of a team of paleontologists.

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