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Earth Science Section 27.3 Homework: The Inner Planets: Due Tuesday, 3/27/12
Read Section 27.3, pages 695-700. Answer the questions that follow.
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Last Name, First Name
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Your answer
Period (Do not put nd, rd, or th after the number.)
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Your answer
What are the main charactericstics of terrestrial planets?
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Your answer
Mercury has no
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impact craters
ancient volcanoes
atmosphere
magnetic field
The surface atmospheric pressure on Venus is ____________ times that of Earth's atmospheric pressure. This is due to a large amount of _______________ ____________________ in its atmosphere.
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40, sulfur dioxide
90, carbon dioxide
4, water vapor
32, sulfuric acid
Venus is extremely hot (around 464 degrees Celsius) due to
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ozone depletion
lack of an atmosphere
a slow rotation rate the spins in the opposite direction of Earth
the greenhouse effect
The Martian atmosphere is comprised mostly of
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Carbon Dioxide
Nitrogen
Argon
Oxygen
Why is Mars a prime candidate in the search for the possibility of life in the Solar System outside of Earth? What conditions on Mars make it possible that life may have once existed on the planet Mars?
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Your answer
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