Geography
Brianna012102
2015-11-10 22:10:00
Which is an example of a relative dating method?   A. using radioisotopes to determine the age of a rock layer   B. determining the types of rocks in rock layers of a canyon   C. identifying the fossils in a layer of rock   D. determining the order of rock layers in a canyon
ANSWERS
Precocious
2015-11-11 01:24:59

the answer is a using radioisotopes

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