Based on the volcanic type and construction of the flanks, what assumptions can you make about the viscosity of the lava?
A) The lava is high viscosity.
B) The lava is low viscosity.
Answer: B
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Over time, which of the following has happened to Niagara Falls?
a - they have migrated several kilometers upstream b - they have migrated several kilometers downstream c - they have drained away most of Lake Ontario's water d - they have become rapids e - they have evolved into the world's most famous example of stream capture
How can injection of liquid wastes cause earthquakes?
A) it increases fluid pressure and reduces friction B) it increases the rate of seismic strain accumulation C) it causes fractures to form in metamorphic and igneous rocks D) it increases the slip rate of the faults
Which of the following is TRUE about Korean?
A) Written Korean has a letter for each sound. B) Korean is essentially Chinese spoke on the Korean peninsula. C) Korean uses two systems of phonetic symbols. D) The origin of Korean is unknown. E) Korean is written with the familiar Roman alphabet to simplify trade.
One of greatest threats from an explosion of Mount Rainier is mudflows in populated areas
a. True b. False