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Author Question: The oldest surface rocks on Earth are between 3.8 and 4.4 billion years old. Indicate whether the ... (Read 99 times)

Melani1276

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on: Jul 14, 2018
The oldest surface rocks on Earth are between 3.8 and 4.4 billion years old.
 
  Indicate whether the statement is true or false

Question 2

Because groundwater can be recharged through percolation, overconsumption is not currently a concern.
 
  Indicate whether the statement is true or false


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jaygar71

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Reply #1 on: Jul 14, 2018
Answer to Question 1

TRUE

Answer to Question 2

FALSE


Melani1276

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Reply 2 on: Jul 14, 2018
Excellent

kishoreddi

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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