Author Question: Due to rock cycle processes, finding old rocks by radioactive methods is difficult. What is the age ... (Read 155 times)

jman1234

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Due to rock cycle processes, finding old rocks by radioactive methods is difficult. What is the age of the oldest single rock found on Earth to date?
 
  A) more than 2 billion years
  B) more than 2.5 billion years
  C) more than 3 billion years
  D) more than 4 billion years

Question 2

Revisions of the absolute ages of the geologic time-scale boundaries exposes flaws inherent to the geologic time-scale.
 
  Indicate whether this statement is true or false.



amandalm

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Answer to Question 1

Answer: D

Answer to Question 2

Answer: FALSE



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