Weathering Flashcards

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1
Q

It is the reaction of salt and water to form acidic or basic solution.

A

Hydrolysis

Type of Chemical Weathering

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2
Q

Type of weathering where rocks are weakened by plants and animals. Often by growing roots of plants that creates a crack in the rock.

A

Biological weathering

  1. By Physical Means
  2. By Chemical Compounds
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3
Q

What type of weathering happens as cracks when the rock loses pressure and is sometimes called “onion skin”?

A

Exfoliation

Type of Physical Weathering

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4
Q

What type of weathering usually happens in the mountainous regions like the Alps?

A

Freeze Thaw

Type of Physical Weathering

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5
Q

what type of weathering occurs when the water continually seeps into cracks, freezes and expands?

A

Freeze Thaw

Type of Physical Weathering

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6
Q

What type of weathering takes place when acidic or basic water reacts with rock-forming minerals such as feldspar to produce clay?

A

Hydrolysis

Type of Chemical Weathering

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7
Q

What causes physical weathering?

A

Changing Temperature, Water

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8
Q

What type of weathering occurs when oxygen and water breakdown rocks, often giving it a rusty-colored surface?

A

Oxidation

Type of Chemical Weathering

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9
Q

What are the 3 types of Physical Weathering?

A

Abrasion, Freeze Thaw, Exfoliation

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10
Q

Weathering that is caused by rainwater reacting to the mineral grains in rocks to form new crystals and soluble salts.

A

Chemical Weathering

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11
Q

What occurs when rocks are frequently exposed to water, wind and gravity?

A

Abrasion

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12
Q

Where does Chemical Weathering occur?

A

Higher Temperatures, Warm and Damp Environments

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13
Q

What is the process of breakdown of rocks on earth?

A

Weathering

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14
Q

What are involved in the action that causes weathering?

A

Water, Ice, Animals, Gravity, Plants, Salt, Changing Temperatures

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15
Q

Water reacts chemically with the rocks, modifying its chemical structure.

A

Hydration

Type of Chemical Weathering
Water attaches itself to the compound

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16
Q

Type of Biological Weathering caused by animals such as shrews and moles creating holes in th eground by excavation. (Humans also contribute to this)

A

By Physical Means

Type of Biological Weathering

17
Q

Type of weathering caused by plants and animals producing acidic substances that react with rocks and causes its slow disintegration.

Example of this is a dog urinating on a rock or wall

A

By Chemical Compounds

Type of Biological Weathering