Erosion☄️

Question 1

What is hydraulic action?

Answer 1

Force of water breaks rock particles away.

Question 2

What is abrasion?

Answer 2

Eroded rocks picked up by river - rub against channel wearing it away.

Question 3

What is attrition?

Answer 3

Eroded rocks picked up by river - smash into each other - break into smaller fragments.

Question 4

What is solution?

Answer 4

River water dissolves types of rock (chalk&limestone)