Questions and Answers
What is the primary reason for an explosive eruption?
Buildup of gas under viscous, slow-flowing and thick magma
Which of the following is NOT a characteristic of an active volcano?
Reduced size of the volcano
What type of volcanic eruption is described as a 'glowing avalanche'?
Pyroclastic flow eruption
What is a characteristic of a fissure or quiet eruption?
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Which of the following is NOT a characteristic of an inactive volcano?
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What is the primary cause of volcanic activity?
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Which type of volcano is characterized by a steep, conical shape made of pyroclastic material?
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What distinguishes a composite volcano from other types?
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Which type of volcano is built primarily from fluid lava flows?
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Where are volcanoes commonly found?
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