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Author Question: Oceanic crust is primarily composed of ____________, a heavy dark colored rock composed mostly of ... (Read 130 times)

fnuegbu

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Oceanic crust is primarily composed of ____________, a heavy dark colored rock composed mostly of oxygen,
  silicon, magnesium, and iron. Fill in the blank(s) with the appropriate word(s).



Question 2

S waves are also called ____________ waves. Fill in the blank(s) with the appropriate word(s).



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steff9894

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Answer to Question 1

basalt

Answer to Question 2

secondary, shear




fnuegbu

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Reply 2 on: Aug 22, 2018
Excellent


miss.ashley

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

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