rockes Flashcards

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1
Q

Rock

A

A solid made up of many different minerals.

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2
Q

sedimentary rock

A

Rocks that have been formed through the deposition of and solidification of sediment.

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3
Q

Igneous rock

A

Formed by a volcano or the solidification of molten rock.

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4
Q

Metamorphic rock

A

Formed by extreme heat or pressure that changes the structure of rock.

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5
Q

Rock cycle

A

The process in which rocks are continuously transformed between the 3 rock types.

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6
Q

sediment

A

mineral or organic matter carried and deposited by water or wind that may consolidate into rock.

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7
Q

Weathering

A

To age or change rock as a result of being exposed to elements: wind, ice, water, and extreme temperatures.

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8
Q

Erosion

A

The movement of small pieces of rocks or sediment due wind, water, gravity and other natural forces.

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9
Q

Deposition

A

When sediments are deposited or dropped off in a different location.

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10
Q

Cementation

A

The hardening and sticking of minerals grains.

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11
Q

Molten

A

Liquified by heat.

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12
Q

Magma

A

A hot, molten rock below the earth’s surface.

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13
Q

Lava

A

Molten rock that erupts from a volcano: also the solid rock that forms when molten rock cools above the earth’s surface.

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