Unit Test Ch 9-12 Flashcards

1
Q

What is the definition of a mineral?

A

Minerals are naturally occurring, organic, crystalline solid, and chemical element or compound.

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2
Q

What mineral is made up of one kind of element?

A

Native Mineral

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3
Q

Define Streak Testing Physical Property of Minerals

A

Uses a porcelain plate, rub against the plate, gives the true color, not the same as physical color

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4
Q

Define Luster Testing Physical Property of Minerals

A

Amount of light and quality of light reflected

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5
Q

Define Crystal Shape & Growth Testing Physical Property of Minerals

A

Microscopic, large, and Accretion or the growth of minerals

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6
Q

Define Hardness Testing Physical Property of Minerals

A

Uses the Molis hardness scale from 1 to 10, diamond is the hardest and Tak is the softest

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7
Q

Define Flame Testing Physical Property of Minerals

A

Uses powder from the mineral, put in a flame and observe the color

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8
Q

Define Acid Testing Physical Property of Minerals

A

Put acid in mineral and see if the mineral dissolves it

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9
Q

Define Magnetism Testing Physical Property of Minerals

A

Place a magnet near the mineral and see if the object magnetizes to the mineral

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10
Q

What are the two types of mining?

A

Deep & Surface mining

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11
Q

Definition of a rock

A

Solid material that are a natural combination of minerals and other substances

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12
Q

What is the study of rocks called?

A

Petrology

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13
Q

What are the 3 types of rocks?

A

Igneous, Sedimentary, and Metamorphic

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14
Q

What is igneous rock?

A

Comes from volcanoes and contains silicate minerals

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15
Q

What is sedimentary rock?

A

Made of sediments and accumulates in lakes and oceans

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16
Q

What is metamorphic rock?

A

Started as another rock with chemical and physical changes

17
Q

What is the type of volcanic rock that floats?

18
Q

What sedimentary rocks are formed from pebbles, sand, and clay?

19
Q

What do you call anything with remains of formerly living organisms?

20
Q

Name 3 types of fossils

A

Organic material, petrified fossils, and microfossils

21
Q

What do fossil fuels include?

A

Coal & Petroleum

22
Q

What happens when some environmental factor breaks down soil?

A

Weathering

23
Q

Describe Chemical Weathering

A

Breaks down rock through chemical change and natural acids are part of the process

24
Q

Describe Mechanical Weathering

A

Uses big rocks and particles to break down smaller pieces

25
What are two factors that affect mechanical weathering?
Frost heaving and biological weathering
26
What is the most important factor that a geologist deals with?
Gravity
27
What 3 ways does does mass wasting occur?
Gravity, Creep, & Slump
28
What is a large mass of dense ice that flows under the influence of gravity?
Glaciers
29
Where do we find valley glaciers?
Top of mountains
30
Where do we find piedmont glaciers?
Base of mountains
31
Where do we find continental glaciers?
covers most of the continent
32
What are the deposits made from glaciers?
glacial drift
33
What are the 3 types of moraines?
Terminal, lateral, and medial