A Characteristic of Shield Volcanoes Is the Formation of a Crater

question 17

Multiple Choice

A characteristic of shield volcanoes is the formation of a crater at the summit which occurswhen:

• A)the volcano erupts explosively.
• B)the lava withdraws and the surface collapses.
• C)the lava flows melt through the thin crust of the peak.
• D)the underlying hot spot suddenly turns on.
• E)the volcano is impacted by a large meteorite.

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