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Author Question: What was the effect of glaciation on soil fertility? A) It increased fertility all over Canada. ... (Read 43 times)

cartlidgeashley

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on: Jul 16, 2018
What was the effect of glaciation on soil fertility?
 
  A) It increased fertility all over Canada.
  B) It decreased fertility all over Canada.
  C) It increased fertility in northern Canada, but decreased it in the Ohio River basin.
  D) It decreased fertility in northern Canada, but increased it in the Ohio River basin.

Question 2

Why does the ratio of oxygen 18 to oxygen 16 in the oceans increase during an ice age?
 
  A) More precipitated water remains on land instead of running back to the sea.
  B) There is a different kind of radioactivity occurring in the ocean at the colder world temperatures.
  C) There is a different kind of radioactivity occurring on land at the colder world temperatures.
  D) Sea water freezes into glaciers.


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joechoochoy

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

Answer: D

Answer to Question 2

Answer: A


cartlidgeashley

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

nanny

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Reply 3 on: Yesterday
Gracias!

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