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Author Question: Coal primarily comprises ________. A) rocks B) crystals C) inorganic matter D) organic ... (Read 155 times)

TFauchery

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on: Jul 14, 2018
Coal primarily comprises ________.
 
  A) rocks
  B) crystals
  C) inorganic matter
  D) organic matter

Question 2

Mud cracks and ripple marks are common features of ________.
 
  A) sedimentary rocks
  B) igneous rocks
  C) metamorphic rocks
  D) minerals


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bigsis44

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

Answer: D

Answer to Question 2

Answer: A


TFauchery

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Reply 2 on: Jul 14, 2018
Wow, this really help

jomama

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Reply 3 on: Yesterday
Excellent

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