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18 points
STRATOSPHERES is validvalid
STRATOSPHERE, [n]
STRATOSPHERE, a region of the atmosphere beginning about 4.5 to 10 miles up, in which temperature does not fall as altitude increases [n]
STRATOSPHERE, [n]
STRATOSPHERE, a region of the atmosphere beginning about 4.5 to 10 miles up, in which temperature does not fall as altitude increases [n]