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Q5: In North America, many kinds of birds
Q13: How are Jupiter and Saturn similar?
Q13: The solar constant refers to that fact
Q26: The scarps on Mercury were probably caused
Q29: In age, the surface of Venus is
Q34: What two pollutants are the primary causes
Q46: While Ganymede and Callisto are about the
Q59: The three most abundant gases in our
Q120: The Moon lacks an atmosphere because its
Q131: The Oort Cloud is believed to be<br>A)