_________ eruptions are common first phases in the eruptions of volcanoes as they "clear their throats" before emitting larger eruptions.
A) Hawaiian-type
B) Icelandic-type
C) Vulcanian-type
D) Plinian-type
E) Surtseyan-type
Correct Answer:
Verified
Q16: A shield volcano has a great _.
A)height
Q17: Over _ of volcanism is associated with
Q18: The three Vs of volcanology are _.
A)viscosity,volatiles,velocity
B)viscosity,volatiles,volume
C)viscosity,velocity,volume
D)volatiles,volume,variability
E)volatiles,velocity,variability
Q19: Rock may melt by _.
A)lowering the pressure
Q20: Mineral growth in magmas at the
Q22: The number of "hot spots" worldwide is
Q23: _ eruptions are the most violent types
Q24: Crater Lake,Oregon,fills the caldera of _ which
Q25: A mantle hot spot has generated a
Q26: Gas bubbles decrease in number and volume
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