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26 Cards in this Set
- Front
- Back
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What is the name of the planet on which we live called?
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Earth
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What is the mantle of the earth made of?
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Mostly solid rock
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Within how far of the earth's surface do most earthquake's occur?
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60 KM (36 miles)
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What is an earthquake?
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a sudden movement of a part of the earth's crust.
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Which layer of the earth is thick in some places and thin in others?
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CRUST
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Which layer of the earth do we live on?
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CRUST
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The earth's core is in the same position as an apple core?
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True
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The earth's core probably has an inner and outer core? True or False
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True
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What is a sudden movement of part of the earth's crust called?
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Earthquake
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What is red-hot melted rock COMING OUT of the earth's crust called?
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Lava
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What is a scientist who studies the earth called?
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Geologist
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What is an opening in the earth's crust through which lava escapes called?
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Fault
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The earth's core is the thinnest layer?
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False
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What is the think, hot outer layer found under the crust of the earth called?
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Mantle
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Explain the earthquake belt?
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Places where earthquakes occur
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What is the machine called that measures earthquakes?
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Seismograph
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What is the belt which is formed by volcanos?
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Ring of Fire
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Who invented the seismograph?
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Rictor
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What is the thin, solid outer layer of the earth called?
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Crust
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How does magma reach the earth's surface?
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through a crack in the crust.
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The earth's core is the hottest layer? True or False
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TRUE
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Why does magma rise to the earth's surface?
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Because it is lighter than solid rock.
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What happens when an exploding volcano erupts?
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Hot material is thrown in the air and lava flows.
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Where does magma form?
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In the mantle
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What is the center of the earth called?
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CORE
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Where does magma form?
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In the mantle
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