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Once their strength is exceeded, rocks near the surface behave like
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Glass objects
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How long ago did earth form?
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About 4.56 billion years ago
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What percentage of Earth's surface is covered by water?
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71 percent
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The proportion of dissolved substances in seawater is usually expressed in
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Parts per thousand
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What causes ocean surface currents?
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Friction between the ocean and wind in its surface
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Which of the following is an example of climate?
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In southern California, temperatures are generally mild and rainfall is low.
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Which gas is most important for understanding the processes that take place in the atmosphere?
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Water vapor
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Which of the following is true about air pressure acting on an object?
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There is just as much air pressure pushing up as there is pushing down on the object
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An air mass is a large body of air with uniform temperature and
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Uniform moisture
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The two most important elements of climate are
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Temperature and precipitation
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The geocentric model of the solar system has the planets
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And the moon and sun orbiting Earth
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Which of the following is NOT considered a terrestrial planet?
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Neptune
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What does a prism do?
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Separates visible light into its many colors by bending each wavelength at a different angle
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What color will a star be with a surface temperature of 5000-6000 K?
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Yellow
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Under which of the following conditions do rocks exhibit ductile deformation?
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High pressures
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