Erosion Transport And Depostion Flashcards

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1
Q

What is the first stage of erosion

A

Sand and stones scrape the bed and banks causing more to fall off this is called abrasion

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2
Q

What is the second stage of erosion

A

Rock and stones knock each other causing them to wear each other away, this is called attrition

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3
Q

What is the third stage of erosion

A

In a fast flowing river,water gets forced into cracks in the bank causing it to break overtime
This is called hydraulic action

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4
Q

What is the fourth stage of erosion

A

Water also dissolves soluble minerals from the bed and banks, this helps break them up
This is called solution

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5
Q

What is the first stage of transportation

A

Dissolved material is carried along as solution which is invisible to the naked eye

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6
Q

What is the second stage of transportation

A

Small light particles of rock and soil are carried along as suspension . They makes the water look cloudy or dirty

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7
Q

What is the third stage of transportation

A

Heavy material like rocks are collected at the bottom of the river and rolled along this is called bedload while sand and other soluble stuff flows through the water

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