Which of the following statements about shield volcanoes is true?
A) They are found in shield areas of the Earth e.g.the Canadian Shield.
B) They develop from violently explosive eruptions.
C) They form from basaltic magma.
D) They produce massive amounts of pyroclastics.
Correct Answer:
Verified
Q13: Volcanic material which has a lower density
Q14: Molten rock released at the Earth's surface
Q15: The most peaceful eruptions are _.
A) Icelandic
Q17: Hawaiian volcanoes capable of eruption include _.
A)
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: The typical trend in a rising plume
Q20: Scoria cones are built mainly from _
Q21: The origin of the holes on this
Q22: _ eruptions are common first phases in
Q45: If the magma cools and solidifies below
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