Which of the following geological units comprises the greatest length of time in Earth's history?
A) Cenozoic
B) Mesozoic
C) Pleistocene
D) Precambrian
E) Cretaceous
Correct Answer:
Verified
Q4: Why didn't the Tunguska Event in Siberia
Q13: What were the two main components of
Q14: How are particles in the solar system
Q15: The Tunguska event was
A) an impact.
B) created
Q16: Which of the following is NOT true
Q17: What is a meteor?
A) a rocky body
Q19: Bombardment of the Earth by asteroids and
Q20: Which of the following describes an asteroid?
A)
Q21: Most hypotheses to explain mass extinctions involve
A)
Q22: The Sudbury Impact Basin is famous for
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