Which of the following is composed of six- sided polygonal columns of rock?
A) Columnar jointing.
B) Pahoehoe lava flow.
C) Nue´e ardente.
D) 'A'a lava flow.
Correct Answer:
Verified
Q17: An active volcano is any volcano that:
A)
Q18: Pyroclastic eruptions are likely to occur in
Q19: The greatest danger to Hawai'i from the
Q20: All of the following are true regarding
Q21: Which of the following characteristics would you
Q23: A volcano can spew several kinds of
Q24: A welded tuff forms when:
A) hot lava
Q25: What volcanic phenomenon occurred during recent eruptions
Q26: Why is basalt more common than gabbro,
Q27: Which of the following is LEAST likely
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