9.3.What forms of erosion take place on the coast?

What type of erosion is this describing?

'salts or chemicals in the water act to dissolve the rocks they touch.'

• corrosion

• attrition

• abrasion

• hydraulic action

What type of erosion is this describing?

'the sea picks up angular rocks and knocks them into each other. This chips away the corners to make them rounder'

• corrosion

• attrition

• abrasion

• hydraulic action

What type of erosion is this describing?

'the waves pick up rocks from the sea and throw them against other rocks or cliff faces.'

• corrosion

• attrition

• abrasion

• hydraulic action

What type of erosion is this describing?

'the power of the wave forces water and air into cracks in the rock.'

• corrosion

• attrition

• abrasion

• hydraulic action

What processes might have affected this landform? Tick the THREE that apply!

• hydraulic action

• subaerial erosion

• vertical erosion

• abrasion

The study of how coastlines change over time is called_________.

• coastology

• geomorphology

• cartography

• idontknowgraphy

A person who studies geomorphology is called a ___________.

• coastologist

• mathematician

• doctor

• geomorphologist

'rainwater, which is slightly acidic, comes into contact with rock'.

What type of weathering is described here?

• freeze-thaw weathering

• chemical weathering

• biological weathering

• what is weathering?

Which type of rock is softer, glacial till (boulder clay) or chalk?

• glacial till (boulder clay)

• chalk

'the weathering and movement of the top of a cliff'

What is this describing?

• subaerial erosion

• freeze-thaw weathering

• biological weathering

• chemical weathering