Geological dating principles questioned Freesexychatting com
Relative age dating also means paying attention to crosscutting relationships.
Absolute age dating: Have students work alone or in pairs to find an article or paper that uses radiometric age dating.
I also like this simple exercise, a spin-off from an activity described on the USGS site above.
Take students on a neighborhood walk and see what you can observe about age dates around you.
In a way this field, called geochronology, is some of the purest detective work earth scientists do.
There are two basic approaches: relative age dating, and absolute age dating.
Pretty obvious that the dike came after the rocks it cuts through, right?