In clear weather the air next to the ground is usually __________ than the air above during the
night, and __________ than the air above during the day.
a. colder, warmer
b. colder, colder
c. warmer, colder
d. warmer, warmer
a
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"Biotech" crops include soybeans, canola, corn, and cotton.
Answer the following statement true (T) or false (F)
Potentially unstable coastlines may be identified by
A. a large amount of driftwood on the beach. B. the width of the coastline. C. the absence of shoreline-protection structures. D. comparison of recent and older maps or aerial photographs of the area, if available from sources such as county planning office, detailed maps compiled earlier indicating the appearance of the coastline.
Currently, most of the world's forests are
A. secondary-growth. B. old-growth. C. tree plantations. D. clear cut. E. protected.
Which of the following wind conditions is associated with the nighttime clouds that tend to form over water during the summer in humid climates?
A. Santa Ana wind B. chinook wind C. land breeze D. sea breeze