earth Flashcards

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1
Q

Magma

A

molten rock underground. It is so hot it becomes a liquid

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2
Q

Lava

A

molten rock that is above ground. it has come up as magma and then becomes lava once above the crust, it is very hot making it a liquid

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3
Q

sediment

A

matter that settles at the bottem of a liquid

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4
Q

minerals

A

A mineral is a naturally occurring chemical compound. Things such as rocks are made up of minerals

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5
Q

lithosphere

A

Is the outta part of the earth consisting of the mantle and the crust.

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6
Q

Intrusive

A

Intrusive rocks form when magma crystallizes and solidifies underground.

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7
Q

extrusive

A

When lava is pushed or forced (extruded) out of the earth and solidifies it forms extrusive rock

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8
Q

Abrasive

A

A materiel usually a mineral that you rub on something . part of the thing will then be worn away. This is normally to give shape or texture to something.

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9
Q

Batholiths

A

a big intrusion

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10
Q

Lustre

A

The shininess of a rock, crystal or mineral when light reflects off of it.

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11
Q

streak

A

a long thing line with different color (some no colour) as well as thickness.

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12
Q

moh’s scale

A

a scale to measure the heaviness or minerals, rocks and crystals

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