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Ch. 5 IgneousMagma Characteristics Extrusive Intrusive Misc. Q $100 Q $200 Q $300 Q $400 Q $500 Q $100 Q $200 Q $300 Q $400 Q $500 Final Jeopardy
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$100 Question from H1 These type of rocks are formed by the crystallization of magma
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$100 Answer from H1 Igneous
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$200 Question from H1 Magma that flows out onto Earth’s surface.
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$200 Answer from H1 lava
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$300 Question from H1 Fine-grained igneous rocks that cool quickly on Earth’s surface
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$300 Answer from H1 Extrusive Igneous Rocks
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$400 Question from H1 Coarse-grained igneous rocks that cool slowly beneath Earth’s surface.
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$400 Answer from H1 Intrusive Igneous Rocks
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$500 Question from H1 The latin word “ignis” stands for this term that describes lava flows.
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$500 Answer from H1 FIRE
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$100 Question from H2 In the laboratory, rocks must be heated to 800 to 1200 degrees Celsius before they do what?
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$100 Answer from H2 Melt.
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$200 Question from H2 This compound affects melting temperature and also impacts how quickly magma flows
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$200 Answer from H2 Silica or SiO 2
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$300 Question from H2 Which type of rock mainly composes land AND has a lower melting point, GRANITE or BASALT?
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$300 Answer from H2 Granite
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$400 Question from H2 The process by whereby some minerals melt at low temperatures while others remain solid.
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$400 Answer from H2 Partial Melting
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$500 Question from H2 Increased pressure, temperature, and water content all cause the melting point of a substance to do what?
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$500 Answer from H2 Decrease
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$100 Question from H3 These rocks, like granite, are light-colored, have high silica content, and contain quartz and the feldspars.
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$100 Answer from H3 Felsic
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$200 Question from H3 The classification of rocks like peridotite and dunite, that have low silica content and very high levels of iron and magnesium.
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$200 Answer from H3 Ultramafic
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$300 Question from H3 The classification of rocks like gabbro which are dark colored, have lower silica contents, and are rich in iron and magnesium.
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$300 Answer from H3 Mafic
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$400 Question from H3 The slower lava cools, the ________ the crystal size.
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$400 Answer from H3 Larger!
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$500 Question from H3 The type of crystal texture a rock has where it has large, well-formed crystals surrounded by finer-grained crystals of the same or different minerals
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$500 Answer from H3 Porphyritic
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$100 Question from H4 The quartz containing felsic rock Obsidian is Extrusive or Intrusive?
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$100 Answer from H4 Extrusive
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$200 Question from H4 The rock Granite is extrusive or intrusive?
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$200 Answer from H4 intrusive
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$300 Question from H4 Ryolite is extrusive or intrusive?
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$300 Answer from H4 Extrusive
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$400 Question from H4 Gabbro is extrusive or intrusive?
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$400 Answer from H4 Intrusive
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$500 Question from H4 What is the most common intrusive rock?
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$500 Answer from H4 Granite!
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$100 Question from H5 Name one of the three types of magma.
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$100 Answer from H5 Rhyolitic, andesitic, basaltic
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$200 Question from H5 The process opposite of partial melting, where the minerals that melt at highest temperatures are the first to crystallize.
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$200 Answer from H5 Fractional crystallization
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$300 Question from H5 Whose reaction series illustrates the relationship between cooling magma and mineral formation?
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$300 Answer from H5 Bowen’s
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$400 Question from H5 Name one way geologists classify rocks
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$400 Answer from H5 Mineral compositions Grain size texture
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$500 Question from H5 Minerals that contain a useful substance that can be mined at a profit.
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$500 Answer from H5 Ores
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Final Jeopardy This type of magma has the highest Silica content.
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Final Jeopardy Answer Rhyolitic magma
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