chapter 26.4 Flashcards

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1
Q

metamorphic rock is changed by a combination of which 3 things?

A

heat pressure and chemical reactions

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2
Q

which types of rocks can be changed by metamorphism

A

igneous sedimentary or metamorphic

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3
Q

what is it called when metamorphic changes in rocks occur over large areas

A

regional metamorphism

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4
Q

what is it called when metamorpic changes in rocks occur over small changes

A

contact metamorphism

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5
Q

when shale is compressed which type of metamorphic rock is created

A

slate

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6
Q

what are two types of metamorphic rock textures

A

foliated and non foliated

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7
Q

define foliated texture

A

have crystals that are arranged in layers

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8
Q

define non foliated texture

A

have cyrstals with random orientations

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9
Q

metamorphic rocks are mainly classified based on which two things

A

texture and composition

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10
Q

define rock cycle

A

changing of rocks from one type to another

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11
Q

which type of rocks are part of the rock cycle

A

sedimentary rock igneous andmetamorphic

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12
Q

what are 3 types of rocks

A

sedimentary rock igneous and metamorphic

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13
Q

which type of rocks form from molten rock

A

igneous

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14
Q

which types of rocks are formed from clasts precipitation or compressed once living matter

A

sedimentary rocks

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15
Q

which type of rocks are formed from heat pressure and chemical reactions

A

metamorphic

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16
Q

what can form from hot water evaporation or molten rock

A

mineral