Question
How can radioactive dating help determine the absolute age of a rock (or rock layer)?
Answers
Ms. Sue
http://www2.lbl.gov/abc/wallchart/chapters/13/4.html
http://en.wikipedia.org/wiki/Radiometric_dating
http://en.wikipedia.org/wiki/Radiometric_dating
Anonymous.
thank you!
Ms. Sue
You're welcome.