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Author Question: Earth's continental crust ranges in thickness from about a. 98 to 140 km. b. 19 to 40 km. c. 5 to ... (Read 76 times)

laurencescou

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Earth's continental crust ranges in thickness from about
 a. 98 to 140 km.
  b. 19 to 40 km.
  c. 5 to 26 km.
  d. 8 to 16 km.

Question 2

Which element is used in safety flares and fireworks because it burns so brightly?
 a. Potassium
  b. Magnesium
  c. Carbon
  d. Chlorine



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irishcancer18

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Answer to Question 1

b

Answer to Question 2

b




laurencescou

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Reply 2 on: Jul 28, 2018
Excellent


nanny

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Reply 3 on: Yesterday
Wow, this really help

 

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