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Because of its axial tilt and more elliptical orbit,Mars' polar caps change size even more than do the Earth's.
Q17: The hydrosphere covers about 50% of the
Q21: The orbits of most asteroids:<br>A) lie beyond
Q21: What is the source of Jupiter's excess
Q24: Unlike Jupiter and Saturn,at Uranus and Neptune
Q43: The _ is a measure of the
Q50: Saturn's cloud layers are thicker than Jupiter's,due
Q82: Compared to Jupiter,Saturn's atmosphere is:<br>A) more calm
Q85: The meteorites that strike Earth are:<br>A) pieces
Q86: Mercury and the Moon appear similar,but we
Q109: The Amor asteroids have orbits that:<br>A) stay