Barchans:
a. are a type of longitudinal dune.
b. have slip faces oriented parallel to the average wind direction.
c. have arms that point downwind.
d. are typically stabilized by vegetation.
e. are composed of gravel.
C
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How many vibrations per second are associated with a 101-MHz radio wave?
A) less than 101,000,000 B) 101,000,000 C) more than 101,000,000
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What will be an ideal response?
The ____________________ is perhaps the most important current for Western Europe's climate and is responsible for producing a temperate climate for a northern latitude location.
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