A shield volcano has a great ___________.
A) height compared to its width
B) width compared to its height
C) amount of pumice
D) proportion of pyroclastic material,compared with lava flows
Correct Answer:
Verified
Q11: Silicon and oxygen link up to form
Q12: Hawaiian volcanoes unlikely to erupt include _.
A)Haleakala
Q13: Over _ of Earth's magma extruded through
Q14: The dominant volcanic gas (commonly 90% or
Q15: Why does the magma from some volcanoes
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
Q21: _ eruptions are common first phases in
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