Geology Chapter 1 – Flashcards
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Which of the following is not a way geology affects your daily life?
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Allows you to learn constellations.
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The average composition of the continental crust is represented by the rock [a], whereas oceanic crust is primarily composed of the rock [b].
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A: granite.
B: basalt.
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The outer core is thought to be primarily composed of liquid ________________ and nickel, while the inner core is thought to have the same composition in a solid form.
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Iron.
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The upper portion of the mantle is mainly composed of the mineral ___________________.
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Olivine.
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Earth from the surface to center.
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Lithosphere, asthenosphere, lower mantle, outer core, inner core.
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Most mountains have thick crustal roots because of the concept called __________________.
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Isostasy.
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Which of the following are ways that the atmosphere interacts with Earth's surface?
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Liquid water on the surface can evaporate, becoming water vapor in the atmosphere.
The atmosphere includes a low percentage of water vapor, most of which comes from the oceans.
Earth's atmosphere blocks most of the Sun's harmful ultraviolet radiation.
Some energy that strikes Earth is converted into infrared energy.
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Igneous rocks form when ____________________ cools and solidifies.
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Magma.
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Rocks that are changed by heat or pressure are called ________________.
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Metamorphic.
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The process by which rock is broken into pieces is called [a] , and the removal of those pieces from their source location is called [b] .
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A: weathering.
B: erosion.
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Sediment is turned into sedimentary rock through the process of __________________.
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Erosion.
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1. deformation
2. deposition
3. solidification
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A. Metamorphic
B. Sedimentary
C. Igneous.
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The inner terrestrial planets are ____________________ than the outer planets.
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smaller
rockier
closer together
