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Author Question: Which of the following is not an example of gray water? A) Water from a sink B) Water from a ... (Read 61 times)

jjjetplane

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on: Jul 16, 2018
Which of the following is not an example of gray water?
 
  A) Water from a sink
  B) Water from a toilet
  C) Water from a clothes washer
  D) Water from a shower

Question 2

How do we know that the 14C radioactive dating method is valid for dating archaeological and geological materials?
 
  What will be an ideal response?


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carojassy25

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Reply #1 on: Jul 16, 2018
Answer to Question 1

B

Answer to Question 2

When the 14C method is used to determine the age of materials of known age, the 14C age is identical to the known age within experimental uncertainties.


jjjetplane

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Reply 2 on: Jul 16, 2018
Thanks for the timely response, appreciate it

xiaomengxian

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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