Erosion Proscesses

Question 1

Solution

Answer 1

-acids contained in sea water will dissolve some types of rock such as chalk or limestone

Question 2

Attrition

Answer 2

• waves smash rocks and pebbles on the shore into each other and they break and become smoother

Question 3

Abrasion

Answer 3

Bits of rock and sand in waves grind down the cliff surface like sand paper

Question 4

Hydraulic action

Answer 4

Air may become trapped in joints and cracks on a cliff face. When a wave breaks the trapped air is compressed which weakens the cliff