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Author Question: Columnar joints caused by the contraction of lava as it cools form typically in a(n) ... (Read 44 times)

mpobi80

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Columnar joints caused by the contraction of lava as it cools form typically in a(n)
  ___________________ _ shape. Fill in the blank(s) with the appropriate word(s).



Question 2

One common but dangerous gas emitted from volcanoes, which was responsible for many deaths in
  Cameroon, is ___________________ _. Fill in the blank(s) with the appropriate word(s).




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akemokai

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Answer to Question 1

polygonal
polygonal often six-sided
six-sided



Answer to Question 2

carbon dioxide



mpobi80

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akemokai

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