6th grade science
posted by luv history on .
Which is a method of relative dating?
examining historical records to determine when a volcano erupted
using fossils to determine the oldest rock layer in a canyon
measuring the depth of tree bark
using radioactive isotopes to calculate the age of a rock
I think that it's b.
the answer is b
yes, the answer is B. Relative dating is used on objects without radioactive isotopes
i think itg is c. :)
i actulay think it is b. :)