This is a timed quiz. You will be given 120 seconds to answer all questions. Are you ready?
120
Fossils are most common in which rock types?
Correct!
Wrong!
Most periods in the geologic time scale are named for _______
Correct!
Wrong!
Radiometric dating is least useful for ___________ rocks.
Correct!
Wrong!
Which of the following is used by geologists to determine the relative ages in a rock sequence?
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!
Which of the following radioactive isotopes has the longest half-life?
Correct!
Wrong!
Radiometric age is often referred to as __________ age.
Correct!
Wrong!
Quiz On Dinosaur 5
You Failed!
You weren't even close... Carry on!
Close enough!
You were even close... Carry on!
You are Genius!
You nailed it!
Share your Results: