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The relative ages of rocks is established using
the charcoal is 17,190 years old.
never be changed.
carbon-14
superposition, uniformitarianism and correlation of fossils.
Rocks and fossils are correlated from one continent to another.
Uranium-238
The youngest Paleozoic rocks are more than 40 times the age that C-14 can date.
biologic events; however, geologic events can contribute.
Which radioactive isotope has a half-life most useful for dating an object about 4700 years old?
the charcoal is 17,190 years old.
never be changed.
carbon-14
superposition, uniformitarianism and correlation of fossils.
Rocks and fossils are correlated from one continent to another.
Uranium-238
The youngest Paleozoic rocks are more than 40 times the age that C-14 can date.
biologic events; however, geologic events can contribute.
Some charcoal and charred bones of deer were analyzed for C-14. (half-life = 5730 yrs.) If 1/8 of the C-14 remained, then
the charcoal is 17,190 years old.
never be changed.
carbon-14
superposition, uniformitarianism and correlation of fossils.
Rocks and fossils are correlated from one continent to another.
Uranium-238
The youngest Paleozoic rocks are more than 40 times the age that C-14 can date.
biologic events; however, geologic events can contribute.
How is correlation of fossil species related to development of a Geologic Time Scale?
the charcoal is 17,190 years old.
never be changed.
carbon-14
superposition, uniformitarianism and correlation of fossils.
Rocks and fossils are correlated from one continent to another.
Uranium-238
The youngest Paleozoic rocks are more than 40 times the age that C-14 can date.
biologic events; however, geologic events can contribute.
The half-life of a radioactive material can
the charcoal is 17,190 years old.
never be changed.
carbon-14
superposition, uniformitarianism and correlation of fossils.
Rocks and fossils are correlated from one continent to another.
Uranium-238
The youngest Paleozoic rocks are more than 40 times the age that C-14 can date.
biologic events; however, geologic events can contribute.
Why is carbon-14 not used for dating rocks of Paleozoic age?
the charcoal is 17,190 years old.
never be changed.
carbon-14
superposition, uniformitarianism and correlation of fossils.
Rocks and fossils are correlated from one continent to another.
Uranium-238
The youngest Paleozoic rocks are more than 40 times the age that C-14 can date.
biologic events; however, geologic events can contribute.
In order to date a rock sample 4 billion years old, a scientist would use
the charcoal is 17,190 years old.
never be changed.
carbon-14
superposition, uniformitarianism and correlation of fossils.
Rocks and fossils are correlated from one continent to another.
Uranium-238
The youngest Paleozoic rocks are more than 40 times the age that C-14 can date.
biologic events; however, geologic events can contribute.
Geologic time is generally subdivided and based on
the charcoal is 17,190 years old.
never be changed.
carbon-14
superposition, uniformitarianism and correlation of fossils.
Rocks and fossils are correlated from one continent to another.
Uranium-238
The youngest Paleozoic rocks are more than 40 times the age that C-14 can date.
biologic events; however, geologic events can contribute.
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