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Biblioteka

5/22 Thursday - Types of Weathering

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Posljednje ažuriranje about 7 hours ago
9
Types of Weathering

Objective: Make observations to provide evidence of the effects of weathering of erosion by water, ice, wind, or vegetation.

Weathering - the natural process of the breaking down of rocks and minerals.

Review
4
Independent Practice

1
Pitanje 1
1.

Write at least two observations of the rocks that have been weathered by water.

1
Pitanje 2
2.

Write at least two observations of the rocks that have been weathered by plants (vegetation).

1
Pitanje 3
3.

Write at least two observations of the rocks that have been weathered by wind.

1
Pitanje 4
4.

Write at least two observations of the rocks that have been weathered by ice (freeze and thaw).

Pitanje 5
5.
Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

Water: Sediment (small pieces of rocks and minerals) breaks off of rocks in the water. Moving water carries the sediment and it rubs against other rocks.

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Ice (Freeze-Thaw): Water gets in tiny holes or cracks in rocks. When the water freezes it expands. This happens repeatedly.

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Plants (Vegetation): Roots grow into cracks in a rock and break it apart. Moss and lichen grow on rocks and break rocks down.

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Wind: Wind moves in a curvy motion and carries pieces of sediment. The sediment breaks down rocks.

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Cause - Water: Sediment (small pieces of rocks and minerals) breaks off of rocks in the water. Moving water carries the sediment and it rubs against other rocks.

1
Pitanje 6
6.

Weathering - the natural process of the breaking down of rocks and minerals.

Write the effect of weathering

Effect: Rocks become _________ and _________

Cause - Plants (Vegetation): Roots grow into cracks in a rock and break it apart. Moss and lichen grow on rocks and break rocks down.

1
Pitanje 7
7.

Weathering - the natural process of the breaking down of rocks and minerals.

Write the effect of weathering

Effect: Rocks become ___________ and tree roots grow through them.

Cause - Wind: Wind moves in a curvy motion and carries pieces of sediment. The sediment breaks down rocks.

1
Pitanje 8
8.

Weathering - the natural process of the breaking down of rocks and minerals.

Write the effect of weathering

Effect: Rocks have _____________ sides and look sculpted.

Cause - Ice (Freeze-Thaw): Water gets in tiny holes or cracks in rocks. When the water freezes it expands. This happens repeatedly.

1
Pitanje 9
9.

Weathering - the natural process of the breaking down of rocks and minerals.

Write the effect of weathering

Effect: Rocks have large, ___________ cracks.