This is a timed quiz. You will be given 120 seconds to answer all questions. Are you ready?
120
Most periods in the geologic time scale are named for _______
Correct!
Wrong!
Radiometric age is often referred to as __________ age.
Correct!
Wrong!
Which of the following radioactive isotopes has the shortest half-life?
Correct!
Wrong!
What scientific avenue of investigation gave scientists the best estimate of the age of the Earth?
Correct!
Wrong!
Radiometric dating is least useful for ___________ rocks.
Correct!
Wrong!
Fossils are most common in which rock types?
Correct!
Wrong!
Which of the following radioactive isotopes has the longest half-life?
Correct!
Wrong!
Which of the following is used by geologists to determine the relative ages in a rock sequence?
Correct!
Wrong!
Quiz On Dinosaur 5
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