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Author Question: Coal, gas, and oil are ______________ fuels. Fill in the blank(s) with correct ... (Read 24 times)

krzymel

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on: Jul 28, 2018
Coal, gas, and oil are ______________ fuels.
 Fill in the blank(s) with correct word

Question 2

About 74 by mass of Earth's crust is composed of the two elements
 a. oxygen and iron.
  b. aluminum and iron.
  c. oxygen and silicon.
  d. silicon and aluminum.


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reelove4eva

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Reply #1 on: Jul 28, 2018
Answer to Question 1

fossil

Answer to Question 2

c


krzymel

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Reply 2 on: Jul 28, 2018
:D TYSM

kilada

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Reply 3 on: Yesterday
Gracias!

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