Chapter 19 Space, the Final Frontier – Flashcards
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Which of the following is NOT one of the inner terrestrial planets?
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Saturn
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What is the dominant character of the four outer planets?
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They are large and gas rich.
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What is the current theory for the formation of our Solar System?
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The Sun and planets condensed from a cloud of gas and dust.
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During its early stages of formation, a catastrophic collision with Earth by a large body is thought to have ripped part of the Earth Away to form:
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The Moon
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Which of the following is NOT an aspect that we can learn from remotely observing another planet or moon?
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Whether a rock contains fossils.
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What types of surfaces appear dark on a radar image taken by satellite?
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A surface that is smooth or slopes away from the satellite.
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The asteroid belt is located between:
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Mars and Jupiter.
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The density of craters on a planet's surface can help planetary scientists estimate its:
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age
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What is the main control on whether a planet or moon has active tectonics and volcanism?
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The size of an object.
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What was the main technique used to study the solid surface of Venus?
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Radar images.
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Which of the following are present on Earth but not on any other planet?
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None of these.
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Geologists have mapped the Moon by using data from:
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Geologists have used all of these to map the Moon.
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Which of the four Galilean moons is the most volcanically active object in the Solar System, erupting sulfur-rich lava?
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Io
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Which of the following is NOT a characteristic of Jupiter?
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The atmosphere is nitrogen and oxygen, like the atmosphere of the Earth.
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The rings of Saturn are largely composed of:
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Icy chunks the size of sand, pebbles, and boulders.
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What did the Cassini spacecraft and its Huygens probe discover on the surface of Titan, the largest of Saturn's moons?
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Networks of drainages apparently carved by liquids.
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The visible surface of Uranus and Neptune are bluish-green because they consist of:
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Methane and other gases.
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Which of the following are unusual about Uranus?
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Its axis of rotation, orientation of rings, and orbits of its moons are perpendicular to those of every other planet in the Solar System.
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Why do comets have a tail?
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Solar wind strips off gas and dust, forming a tail pointing away from the Sun.
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Which of the following is true about Pluto?
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All of these.
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Which of the following features attracted geologists' attention on Mars?
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All of these
