Weathering and erosion Flashcards

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1
Q

What is weathering?

A

Weatheringis any process that breaks down rocks and creates sediments

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2
Q

Whats the two different types of weathering?

A

Chemical and mechanical

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3
Q

What is mechanical weathering?

A

Mechanical (physical) weatheringis the breakdown of rock into smaller pieces.

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4
Q

What is chemical weathering?

A

Chemical weatheringis decomposition of rock caused by chemical reactions resulting in formation of new compound.

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5
Q

Cause of weathering?

A

Water, ice, wind, animals, plants.

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6
Q

Cause of erosion

A

Erosion can occur due to gravity, moving water, glaciers, waves and wind.

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7
Q

What is erosion?

A

Erosion refers to the removal of particles (rock and soil) which have been broken down by weathering.

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8
Q

What is deposition?

A

Deposition refers to the laying down of sediments from erosion.

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9
Q

Results of deposition

A

Deposition results in landforms such as sand dunes, riverbeds and basins.

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