A superheated fountain of water that suddenly sprays into the air on a periodic basis is a
A) mudpot.
B) lahar.
C) caldera.
D) fumarole.
E) geyser.

Question

Quizplus · Accepted Answer

A superheated fountain of water that suddenly sprays into the air on a periodic basis is known as a geyser. A mudpot (A) is a hot spring that produces boiling mud instead of water, a lahar (B) is a volcanic mudflow, a caldera (C) is a large volcanic crater formed by the collapse of a volcano, and a fumarole (D) is a vent in the Earth's crust that emits steam and gases.

A Superheated Fountain of Water That Suddenly Sprays into the Air