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Thursday > Geography (Rocks) > Flashcards

Geography (Rocks) Flashcards

1
Q

What are the 3 types of rocks?

A

Sedimentary, Igneous, Metamorphic

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2
Q

What are the characteristics of the rock types?

A

Sedimentary: They contain fossils, They typically come in layers
Metamorphic: They were once Sedimentary rocks of Igneous rocks but have been changed as a result of heat or pressure

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3
Q

How are the Sedimentary rocks formed?

A

Sedimentary: When pieces of rock have pilled up and is exposed to intense pressure forcing the rocks to merge

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4
Q

Examples Sedimentary rocks

A

Sandstone, Limeston, Shale

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5
Q

Examples of Igneous rocks

A

Granite, Basalt, Pumice

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6
Q

Examples of metamorphic rocks

A

Quartz, Marble, Phyllite

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7
Q

How are the Igneous rocks formed?

A

When got lava or magma cools of crystalizes

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8
Q

How are metamorphic rocks formed

A

Metamorphic: They were once Sedimentary rocks of Igneous rocks but have been changed as a result of heat or pressure

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Thursday (2 decks)

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