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EARTH & LIFE SCIENCE > Rocks > Flashcards

Rocks Flashcards

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1
Q

Layers of silt, sand, dead plant and animal matter press together on or near the Earth’s surface, forming _________.

A

sedimentary rocks

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2
Q

When dissolved minerals come out of water

A

chemical sedimentary rocks

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3
Q

What are 3 examples of intrusive rocks?

A

diorite, gabbro, granite

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4
Q

When molten rock breaks the Earth’s surface and cools quickly with small crystals.

A

extrusive igneous rocks

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5
Q

What are the three types of rocks?

A

Igneous, Sedimentary, Metamorphic

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6
Q

Debris for mechanical weathering, or the process of rocks breaking down from larger to smaller pieces

A

clastic sedimentary rocks

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7
Q

What are 3 examples of extrusive rocks?

A

andesite, basalt, obsidian

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8
Q

What are 3 examples of organic rocks?

A

coal, coquina, fossiliferous limestone

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9
Q

What are 3 examples of chemical rocks?

A

chalk, iron ore, rock salt

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10
Q

Intrusive rocks are also called _________.

A

Plutonic rocks

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11
Q

_________ form when magma (molten rock) cools and cystallizes.

A

Igneous rocks

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12
Q

What are 3 examples of foliated rocks?

A

gneiss, scoria, tuff

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13
Q

What are 3 examples of clastic rocks?

A

sandstone, siltstone, shale

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14
Q

What are the 3 types of sedimentary rocks?

A

clastic, chemical, organic

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15
Q

The slow cooling of molten rock under the Earth’s surface creates the large crystals in _________.

A

Intrusive igneous rocks

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16
Q

What are the two types of Igneous rocks?

A

intrusive & extrusive

17
Q

Organic rocks can also be called _________.

A

organic detrital rocks

18
Q

The accumulation of animal and plant debris

A

organic sedimentary rocks

19
Q

Rocks modified by heat, pressure, and chemical processes underground

A

metamorphic rocks

20
Q

These rocks appear to be banded, or layered, which is caused by directed pressure and heat

A

foliated metamorphic rocks

EARTH & LIFE SCIENCE (5 decks)

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