Erosion causes a river to become deeper and wider.
Erosion is the movement of soil by water.
Water moving soil causes rivers to be deeper.
What happens when water moves soil in a river?
1: Exfoliation
2: Damages them
3: forest is destroyed
4: It used to be covered by water
5: Plant growth is reduced
6: Physical weathering
7: The river gets deeper
8: running and lifting