Multiple Choice
Volcanologists and geologists monitor volcanoes to determine whether or not an eruption is imminent.Which of the following is not a typically used monitoring technique?
A) earthquake activity
B) changes in velocity of streams flowing from around the volcano
C) changes in the shape of the volcano
D) increases in gas and steam emissions
Correct Answer:
Verified
Correct Answer:
Verified
Q13: Describe how explosive eruptions occur.Make sure to
Q14: What are the three main types of
Q15: The style of eruption depends on the
Q16: A mixture of air,hot ash,and pumice lapilli
Q17: Common volcanic gases include the following:<br>A) water
Q19: Nonviolent eruptions characterized by extensive flows of
Q20: Basaltic lavas that have rough,rubbly surfaces are
Q21: Rhyolite lavas _.<br>A) do not flow as
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Q23: The largest known volcanic eruption in the