Author Question: A caldera is formed ____. a. when seawater reacts with hot basalt b. in volcanoes which do not ... (Read 67 times)

MirandaLo

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A caldera is formed ____.
   a. when seawater reacts with hot basalt
   b. in volcanoes which do not have enough steam pressure to support solidified magma
   c. from pyroclastic flows
   d. when volcanoes form in freshwater lakes
   e. by the collapse of a magma chamber

Question 2

A low, bowl-shaped crater encircled by a low rim is a(n) ____.
   a. pahoehoe
   b. aa
   c. maar
   d. lahar
   e. pumice



l.stuut

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Answer to Question 1

ANSWER: e

Answer to Question 2

ANSWER: c



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