In modern satellites, a special type of advanced radiometer (called a(n) ____________________) provides satellite images with much better resolution than was available in the past.
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Question 2
Nacreous clouds are commonly described as ____________________ clouds.
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Question 3Jet aircraft flying at high altitudes often produce a cirrus-like trail of condensed vapor called a condensation trail or ____________________.
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Question 4
Abercrombys and Hildebrandssons cloud classification system divides cloud forms into four primary cloud groups - ____________________ clouds, ____________________ clouds, and ____________________ clouds; the fourth group contains clouds showing more vertical than horizontal development.
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Question 5In 1802, the French naturalist ____________________ proposed the first system for classifying clouds.
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Question 6One positive aspect of foggy weather is a process required by fruit and nut trees that have finished growing during the summer and fall. This process, called ____________________, is the number of hours with air temperature below 7oC (45oF) before trees will begin to grow again.
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Question 7A layer of dust or salt particles suspended above a region is called ____________________.
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Question 8Oils, gasoline, and paraffins are examples of ____________________ nuclei.
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Question 9The condensation nuclei most favorable for producing clouds (called cloud condensation nuclei) have radii of ____________________ m or more.
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