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  • Created by: Danni Kay
  • Created on: 05-02-13 13:39
Mechanical Weathering
Is the breakdown of rock without changing its chemical composition.
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Mechanical Weathering:- The process of Freeze-Thaw weathering.
1.It happens when the tempreture alternates above and below 0 degrees.
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Mechanical Weathering:- The process of Freeze-Thaw weathering
2. Water gets into rock that has cracks eg; granite.
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Mechanical Weathering:- The process of Freeze-Thaw weathering
3.When water freezes it expands, which puts pressure on the rock.
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Mechanical Weathering:- The process of Freeze-Thaw weathering
4. When the water thaws it contracts, which releases the pressure on the rock.
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Mechanical Weathering:- The process of Freeze-Thaw weathering
Repeated freezing and thawing widens the cracks and causes the rock to break up.
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Other cards in this set

Card 2

Front

1.It happens when the tempreture alternates above and below 0 degrees.

Back

Mechanical Weathering:- The process of Freeze-Thaw weathering.

Card 3

Front

2. Water gets into rock that has cracks eg; granite.

Back

Preview of the back of card 3

Card 4

Front

3.When water freezes it expands, which puts pressure on the rock.

Back

Preview of the back of card 4

Card 5

Front

4. When the water thaws it contracts, which releases the pressure on the rock.

Back

Preview of the back of card 5
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