What class of mineral forms when the elements Cl or F is bonded with a metal, as in the mineral halite?
A. oxides
B. carbonates
C. silicates
D. halides
E. sulfides
Answer: D
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How could large-scale removal of vegetation influence the local climate of the region included in the Investigation?
A) More insolation would reach the ground, causing the ground to retain more sensible heat, causing stronger sea breezes during the day B) Less insolation would reach the ground, causing cooler temperatures and stronger temperature inversions C) The amount of insolation reaching the ground would not change, because plants and concrete have the same albedo D) All of these choices are correct.
What class of mineral forms when the elements Cl or F is bonded with a metal, as in the mineral halite?
A. oxides B. carbonates C. silicates D. halides E. sulfides
Using Figure 16.20 in your textbook, which statement comparing stream patterns is true?
A) A braided pattern is less stable and more variable than a meandering pattern. B) A braided pattern is more stable and has coarser sediment grains than a meandering pattern. C) A braided pattern is less stable and has finer sediment grains than a meandering pattern. D) A braided pattern is less stable and has a lower slope than a meandering pattern.
In colder temperatures, alcohol thermometers are preferred to mercury thermometers because
A) mercury is poisonous and are rarely used in modern thermometers any more. B) alcohol thermometers are less expensive and more easily to replace if broken in extreme temperatures. C) mercury freezes at -39°C (-38.2°F), whereas alcohol freezes at -120°C (-170°F). D) alcohol thermometers are generally more accurate, especially in cold temperatures.