To accurately monitor horizontal changes in air pressure, a correction for which of the following factors is most important for a mercury barometer?
A. temperature
B. altitude
C. gravity
D. density
Answer: B
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The ocean current called the Gulf Stream
A. travels through all of the world's oceans. B. vertically mixes the Atlantic ocean near the Southern United States. C. carries heat from the Gulf of Mexico to the North American coast and Northern Europe. D. carries heat from Hawaii to the Western coast of North America.
Where have scientists found evidence of Earth's magnetic field reversals?
a. Subduction zones b. Continental-continental collisions c. Transform boundaries d. Spreading centers e. Himalayas
Relatively high precipitation in the regions in which these soils are found cause greater mineral alterations and more eluvial leaching than in other soils
A) Oxisols B) Gelisols C) Andisols D) Ultisols
Divergence aloft means that within this region, more air is leaving than is entering
a. True b. False