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Lesson summary for:
Who's on First? Relative Dating

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Overview:
Students sequence familiar items and then do a similar sequencing activity using fossil pictures to learn how paleontologists use fossils to give relative dates to rock strata.

Author/Source:
Barber, Marsha and Bartos, Diane

Grade level:
6-8

Time:
30 minutes

Concepts:

  • The sequence of forms in the fossil record is reflected in the sequence of the rock layers in which they are found and indicates the order in which they evolved.

  • Scientists use fossils to learn about past life.

  • Scientists use geological evidence to establish the age of fossils.

Teacher background:

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