A volcano that may erupt again at some time in the distant future is
An extinct volcano is unlikely to erupt again.
If a volcano’s magma is high in silica, the volcano will probably
The main hazard from a quiet volcanic eruption is
What triggers the small earthquakes that occur around a volcano before an eruption?
A _____________ forms as a result of lava that has cooled at the top of a volcano.
During a quiet eruption, a lava flow may set fire to and then bury everything in its path.
Which of the following volcano hazards is made up of rocky particles about the size of a grain of sand?
The long tube in the ground that connects the magma chamber to Earth’s surface is called the
If geologists detect many small earthquakes in the area near a volcano, what can they infer about the volcano?
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