In the middle latitudes of the Northern Hemisphere, the day with the shortest number of daylight hours occurs on ____
A) June 21
B) December 21
C) September 22
D) January 1
B
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What will be an ideal response?
The features seen in the fossil bird Archaeopteryx
A. show that Archaeopteryx had feathers, but not wings. B. support the hypothesis that birds evolved from dinosaur ancestors. C. show that Archaeopteryx is not a remnant of a living organism, but an unusual rock formation. D. suggest that birds and dinosaurs were designed to fit into different kinds of habitats and then placed there.
A line of trees causes the wind to accelerate on the downwind side
Indicate whether the statement is true or false
In which season(s) is net primary productivity highest in the midlatitudes?
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