Changes in water density in the oceans create ________.
A. the sofar channel
B. light refraction
C. sound shadows
D. All of these are correct.
E. None of these is correct.
Answer: D
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Europe has deindustrialized in the last several decades. However, the two major industries are:
A. textiles and food processing B. fishing and farming C. coal and oil D. automobiles and airplanes
The higher abundance of O16 in glacial ice occurs because it is the lighter oxygen isotope; it
evaporates more easily than O18 and then is precipitated as snow. Indicate whether the statement is true or false.
The process of converting a raster to a polygon feature class is called:
A. vectorization B. rasterization
Which property of water means it can physically break apart rock as mechanical weathering?
A. hydrogen bonding B. capillarity C. universal solvent D. liquidity E. ice expansion