Radiometric dating is based on the
A) decay of radioactive isotopes.
B) temperature and pressure of the environment.
C) amount of carbon-12 in an organism at time of death.
D) ratio of carbon-14 to carbon-12.
Correct Answer:
Verified
Q2: If we visualize the time that has
Q3: Of the following,which is the most abundant
Q4: If the half-life of carbon-14 is about
Q5: The evolution of mammals from early tetrapods
A)is
Q6: Which event stimulated the rapid development of
Q8: A difficulty in presenting evidence for a
Q10: What is true of the fossil record
Q11: Which life form has been present on
Q12: Which statement about the atmosphere and life
Q37: The major evolutionary episode corresponding most closely
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