Posted: February 22nd, 2017

How do fossils help in determining the relative age of strata? Are the three different localities around the same relative age? Explain your response.

1. CheckPoint: Fossils and the
   Geologic Column

• Review Figure
  3.6 on p. 68 of the text. How do fossils help in determining the relative age
  of strata? Are the three different localities around the same relative age? Explain
  your response.

Refer to the
USGS Web site: http://pubs.usgs.gov/gip/geotime/fossils.html.
What periods are the fossils from in Figure 3.6? What does this say about the
area in Figure 3.6?