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Rocks > IGNEOUS ROCKS > Flashcards

IGNEOUS ROCKS Flashcards

1
Q

To become less hot

A

Cooling

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2
Q

3 thing to know about felsic rocks

A

Light in color
Light in weight
More silica than iron

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3
Q

What are three important things about lava?

A

Is above ground
Cools quickly
Forms extrusive igneous rocks

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4
Q

Dark in color
Heavier
Contains more iron than silica

A

Mafic

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5
Q

To become liquified by heat

A

Melting

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6
Q

Having solidified from lava or magma

A

Igneous

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7
Q

Igneous rocks that crystallize below the earths surface, they contain crystals, and were formed by magma

A

Intrusive

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8
Q

Igneous rocks that were formed above the earths surface and cooled fast, do not contain crystals, formed by lava

A

Extrusive

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9
Q

Melted rock under the earths surface

A

Magma

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10
Q

The cooling of magma or lava where the atoms and molecules arrange themselves in a certain way

A

Crystallization

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11
Q

The quality of being hot; high temperature

A

Heat

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Rocks (3 decks)

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