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Geography > Rocks > Flashcards

Rocks Flashcards

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0
Q

What are the two most important igneous rocks

A

Granite and basalt

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1
Q

What are the 3 types of rocks

A

Igneous, metamorphic and sedimentary

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2
Q

What does the word igneous come from

A

Latin word fire

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3
Q

The 3 most important sedimentary rocks

A

Limestone, sandstone and shale

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4
Q

Sediments were deposited on beds of

A

Seas lakes and land

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5
Q

Metamorphosis means

A

To change

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6
Q

Rocks have been changed in great shape or form from

A

Heat and pressure

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7
Q

Metamorphic rocks contain

A

Slate, marble and Quanzite

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8
Q

Granite is formed in

A

Maurne mountains and Wicklow mountains

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9
Q

Basalt varies in colours

A

Black to grey

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10
Q

Basalt is found in

A

Antrim Derry plateau, most famously in the giants causeway

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11
Q

Limestone remains

A

Tiny sea creatures, fish and shells

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12
Q

Limestone varies in colours

A

White to grey

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13
Q

Limestone is found in

A

The burron county Clare and in the central plane of Ireland

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14
Q

Sandstone is formed

A

When sand is deposited open lakes rivers or desserts

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15
Q

Sandstone varies in colours

A

Brown to red

16
Q

Sandstone is found in

A

Mountains of Munster

17
Q

Pure marble is

A

White in colour but when presented it can be in varies of colours red green and black

18
Q

Marble is formed mainly in

A

Connemara and cork

19
Q

Quanzite consists mainly of

A

Grains of Quartz tightly packed together

20
Q

Quanzite varies in colours

A

Grey to white

21
Q

Quanzite is found

A

In mayo dunegal and Wicklow

22
Q

Igneous rock is formed when

A

Hot molten magma cools under the earths surface or within the crust

23
Q

Sedimentary rocks formed when

A

From the remains Sediments, rocks, animals and plants

24
Q

Granite is formed when

A

Molten magma cools under the earths surface

25
Q

Basalt is formed when

A

Lava cools under the earths surface

26
Q

Limestone is formed from

A

The remains of tiny sea creatures

27
Q

Marble was formed when

A

Limestone was out under great heat and pressure to form marble

28
Q

Quartzite was formed when

A

Sandstone came into contact with magma deep in the earths crust

Geography (15 decks)

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