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Author Question: What aspect of igneous rock formation is best illustrated by crystal grain size? Explain the ... (Read 61 times)

jake

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on: Jul 16, 2018
What aspect of igneous rock formation is best illustrated by crystal grain size? Explain the relationship between rock formation and grain size.
 
  What will be an ideal response?

Question 2

Which of the following contributes the most as a greenhouse gas?
 
  A) Oxygen levels in the air
  B) Water vapor levels in the air
  C) Nitrogen levels in the air
  D) The amount of pollutants in ocean water


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Laurenleakan

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

Magma cooling rate is most closely related to crystal size in igneous rocks. A slow cooling rate results in large crystals, whereas a fast cooling rate results in small crystals.

Answer to Question 2

B


jake

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

jackie

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Reply 3 on: Yesterday
Excellent

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