Which of the following must balance the vertical pressure gradient force so that the atmosphere around the Earth does not rush off into space?
A. horizontal pressure gradient force
B. centripetal force
C. Coriolis force
D. gravity
Answer: D
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Where is air density the highest?
A. Sea level B. The Great Plains C. Mount Everest
The arrangement of continents is permanent with only minor changes wrought by crustal movement (e.g. earthquakes.)
Indicate whether the statement is true or false
Despite having a long history and followers around the world, Judaism does not have many followers. In large part, this is because Judaism
A) does not seek converts. B) is a polytheistic religion. C) is an off-shoot of the much more popular Sikhism. D) like Feng Shui, is just a passing fad. E) recognizes Saturday as the holy day, which conflicts with Saturday as a day of work, play and college football.
In the Northern Hemisphere, we call the green-yellow light show observed in the sky the ____________________; its counterpart in the Southern Hemisphere is the ____________________
Fill in the blank with correct word.