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OpenStudy (love_to_love_you):
HELP PLEASE WILL FAN AND MEDAL
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OpenStudy (love_to_love_you):
Geologists use ________ to determine a rock layer's absolute age.
OpenStudy (love_to_love_you):
@zepdrix
OpenStudy (anonymous):
Are there any Choices??
OpenStudy (inowalst):
Any choices? If not, any ideas/ thoughts?
OpenStudy (anonymous):
Radioactive decay is how they determine absolute age. Relative dating (comparing the rock to layers around it) is how they estimate age.
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OpenStudy (anonymous):
geologists use is radioactive uranium and non-radioactive lead to determine the rock s age
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