Volcanic bombs originate ________

A) as blocks of volcanic rock ejected from an erupting volcanic crater
B) as erupted magma blobs that partly congeal before falling to the ground
C) as laser-guided, granite blocks launched from a supersonic jet
D) as ash particles that join together in the eruptive plume and fall as cobble-sized objects


B

Environmental & Atmospheric Sciences

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Asian agriculture is characterized by shortages of all but which of the following?

A) equipment B) funds and land C) labor D) land E) funds

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Superstorm Sandy was the result of a collision between a nor'easter and an extratropical cyclone

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences

Hurricanes often form right on the equator, because the ocean water is warmest there.

Answer the following statement true (T) or false (F)

Environmental & Atmospheric Sciences

The dynamic equilibrium model refers to

A) a balancing act between tectonic uplift and rates of denudation by weathering and erosion in a given landscape. B) a theory involving the cyclic or evolutionary development of a landscape. C) a sequential development of landforms. D) an important concept first stated by William Morris Davis.

Environmental & Atmospheric Sciences