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Author Question: Why do pyroclastic flows always have higher casualty tolls than lava flows? A) Pyroclasic flows ... (Read 96 times)

krzymel

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on: Jul 16, 2018
Why do pyroclastic flows always have higher casualty tolls than lava flows?
 
  A) Pyroclasic flows are much hotter.
  B) Lava flows are better predicted.
  C) Pyroclastic flows occur more often.
  D) Pyclastic flows move at velocities exceeding 100 km/hr.

Question 2

Why does Basaltic magma have the lowest viscosity?
 
  A) Basaltic lava has more silicate.
  B) Basaltic lava has less silicate.
  C) Basaltic lava is hotter than other flows.
  D) Basaltic lava is less hot than other flows.


ghepp

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Reply #1 on: Jul 16, 2018
Answer to Question 1

Answer: D

Answer to Question 2

Answer: B


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