rocks Flashcards

(10 cards)

1
Q

what types of rocks do uplands mainly consist of

A

igneous, metamorphic

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2
Q

what type of rock do lowlands mainly consist of

A

sedimentary rocks

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3
Q

what are igneous rocks

A

rocks formed from magma and lava as it cooled below or on the earth’s surface

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4
Q

what are examples are igneous rocks

A

granite, basalt

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5
Q

what are metamorphic rocks

A

formed from sedimentary rocks heated and compressed during tectonic activity

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6
Q

what are examples of metamorphic rocks

A

-slate
-marble- formed from heated limestone

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7
Q

what are sedimentary rocks

A

rocks made of sediments eroded and deposited from rivers, sea or sea bed

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8
Q

what are examples of sedimentary rocks

A

chalk
clay
sandstone
millstone grit

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9
Q

which types of rocks are very resistant to erosion

A

igneous and metamorphic rocks

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10
Q

what is meant by impermeable

A

not allowing water through

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