A) opposition.
B) conjunction with the Sun.
C) greatest elongation.
D) equinox.
E) solstice.
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A) methane and ammonia.
B) carbon dioxide and ethane.
C) hydrogen and helium.
D) hydrogen sulfide and ammonia.
E) nitrogen and oxygen.
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A) having a very reflective, icy surface that is heavily cratered.
B) orbiting in a highly elliptical orbit, far from Saturn.
C) having the leading hemisphere six times darker than the following one.
D) being composed of the densest material of any Saturnian moon and dark in appearance.
E) being the only major moon of any planet not in synchronous rotation.
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Both storms show turbulent,oval flow pat...View Answer
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A) all of the moons are located within the rings and they sweep up ring particles.
B) the moons of Saturn are made primarily of ices.
C) in most cases, the moons are tidally locked by Saturn's gravity into synchronous rotation.
D) comet impacts become progressively harder as you get closer to Saturn.
E) most of the moons show signs of ice volcanism driven by tidal interactions.
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Saturn has a more ec...View Answer
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A) precipitate more helium.
B) float.
C) explode due to its liquid metallic hydrogen.
D) catch fire, as liquid sodium reacts with water.
E) sink due to its metallic interior.
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Saturn's atmosphere has conspicuously le...View Answer
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A) They are made of metallic hydrogen.
B) They are made of lots of fresh, bright icy particles from a recent breakup.
C) The particles in the rings are highly polished from numerous collisions with other particles.
D) They are made of nitrogen frost, like the bright surface of Triton.
E) Saturn is so bright, the rings reflect a lot of light from both Saturn and the Sun.
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A) opposition.
B) quadrature.
C) greatest elongation.
D) equinox.
E) solstice.
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Jupiter has much more striking...View Answer
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A) rocks and no water
B) methane oceans
C) an ocean and some lakes of methane, ethane, and other hydrocarbons
D) lakes and oceans of water
E) no methane, no water; just rocks
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Titan and Earth's Moon are sim...View Answer
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A) 4
B) 3
C) 2
D) 1
E) 0
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A) The jovian satellites lost their atmospheres because of Jupiter's thermal radiation.
B) The jovian satellites never formed atmospheres because the solar nebula was too hot there.
C) The jovian satellites had their atmospheres stripped by Jupiter's gravitational pull.
D) The jovian satellites experienced too many collisions in their lifetimes to maintain atmospheres.
E) Titan got its atmosphere by accreting gases from Saturn. The jovian satellites were competing with one another to do this, so it was unsuccessful for any of them.
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A) convective motion and rapid rotation.
B) the Greenhouse Effect.
C) a liquid metallic hydrogen interior.
D) the fusion in Saturn's core.
E) the tides of Titan.
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