Earth's main energy outputs are
A) ultraviolet radiation and visible radiation. B) visible and infrared radiation.
C) gamma rays, X-rays, and ultraviolet radiation. D) reflected light and thermal infrared radiation.
D
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The ozone hole is found in the ____.
a. thermosphere b. troposphere c. stratosphere d. ionosphere e. mesosphere
Of the following, the best example of a functional region is
A) the Corn Belt. B) the West Coast. C) Cajun Country. D) Chicago. E) North America.
Accounting for over half of all deforestation in tropical regions is the ________
A) need for urban development B) harvesting of natural forest products for food C) unlimited supply of land D) need for agricultural expansion E) highly productive nature of tropical soils
Large earthquakes do not generate body waves energetic enough to be recorded on seismographs all around the world.
Answer the following statement true (T) or false (F)