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Author Question: One important limitation when using potassium-argon for age-dating is that ________. A) potassium ... (Read 194 times)

Davideckstein7

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on: Jul 14, 2018
One important limitation when using potassium-argon for age-dating is that ________.
 
  A) potassium decays twice as fast as other isotopes
  B) potassium can only age-date rocks younger than 70,000 years old
  C) argon is a gas and may leak from minerals, throwing off measurements
  D) argon is unstable at surface conditions and easily weathered from rocks

Question 2

Explain how small populations of Pacific island nations inhibits economic growth.
 
  What will be an ideal response?


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rleezy04

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

Answer: C

Answer to Question 2

Answers might mention small workforce, small markets, lack of higher education opportunities.


Davideckstein7

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Reply 2 on: Jul 14, 2018
Great answer, keep it coming :)

nguyenhoanhat

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Reply 3 on: Yesterday
Excellent

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