Which of the following is not a method of caldera formation?
A) Collapse of magma chamber after large volumes of material are erupted
B) Collapse of a composite cone summit following an explosive eruption
C) Collapse of the flank of a cinder cone volcano after an effusive lava flow
D) Collapse of summit of a shield volcano after draining of magma chamber
Answer: C
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Answer the following statement true (T) or false (F)
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A. solid ice pressurized into liquid water. B. empty spaces in ice crystals being crushed. C. added pressure on the ice surface. D. all of the above
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What will be an ideal response?