Viscosity is the measure of a fluid's resistance to a flow. Which of the following factors affect the viscosity of magmas?
A) temperature and SiO2 content
B) density and temperature
C) elevation and density
D) density and water content
E) water and SiO2 content
Correct Answer:
Verified
Q2: Which of the following tectonic settings is
Q3: What best describes a pyroclastic flow?
A) dry
Q4: Volcanic tsunamis can form around volcanic islands
Q5: Volcanic ash forms when rock particles and
Q6: What best describes the relatively small volcanoes
Q7: There are two basic types of volcanoes,
Q8: Which of the following hazards is LEAST
Q9: Attempts at predicting volcanic eruptions have largely
Q10: Which of the following is NOT a
Q11: The nature of volcanic eruptions is closely
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