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Flashcards > Rocks-Science Quiz > Flashcards

Rocks-Science Quiz Flashcards

1
Q

What are the two things that rocks are made of?

A

Rocks are made out of mineral and organic matter.

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2
Q

What are minerals made of?

A

Elements NOT rocks

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3
Q

What kind of rock forms at or near earths surface?

A

Sedimentary rock

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4
Q

What kind of rock is formed by heat and pressure?

A

Metamorphic rock

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5
Q

What kind of rock is formed from cooled magma?

A

Igneous rock

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6
Q

What are strata?

A

Strata are layers of sedimentary rock

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7
Q

How are the layers in sedimentary rock formed?

A

Layers of sedimentary rock are formed by stratification

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8
Q

What two things does sedimentary rock not need to form?

A

Heat and pressure

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9
Q

What are three types of sedimentary rock based on their composition? What is one example of a sedimentary rock?

A
  1. Clastic
  2. Chemical
  3. Organic
  4. Limestone
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10
Q

Where does contact metamorphism occur?

A

Contact metamorphism occurs near magma

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11
Q

Where does regional metamorphism occur?

A

Regional metamorphism occurs deep below other rock formations

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12
Q

What causes metamorphic rock to change its shape?

A

Deformation causes it to change its shape

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13
Q

What are types of rock textures?

A

Foliated and nonfoliated

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14
Q

What is an example of a metamorphic rock?

A

Quartzite

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15
Q

What are two things that describe a Felsic rock?

A

Light colored and less dense

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16
Q

What are two things that describe a mefic rock?

A

Dark colored and more dense

17
Q

Quickly cooling magma solidifies into what kind of a grained rock?

A

Quickly cooling magma solidifies into a fine-grained rock

18
Q

Slowly cooling magma solidifies into what kind of a grained rock?

A

Slowly cooling magma solidifies into a coarse-grained rock

19
Q

What kind of texture does an intrusive rock have? Where is intrusive rock found?

A

Intrusive rock has coarse texture and is found deep in the earth

20
Q

What kind of texture does extrusive rock have? Where is it extrusive rock found?

A

Extrusive rock has fine texture and is found closer to the surface of Earth

21
Q

What is an example of an intrusive rock?

A

Granite

22
Q

Which freezes quicker, water or magma?

A

Magma

Flashcards (12 decks)

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