A lahar may form when ____

A)lava is cooled quickly underwater
B)volcanic gas is erupted into the stratosphere
C)lava cools and cracks along joints
D)magma moves through fissures in the country rock
E)rain falls on unconsolidated pyroclastic materials


E

Environmental & Atmospheric Sciences

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In closed loop recycling, ________

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To be considered a nation, a group of people must

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Answer the following statement true (T) or false (F)

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