Physical changes

Chemical changes

Electrical changes

Magnetic changes

To blow dust around

To change what land looks like

To deposit silt at the mouth of a river

To create a floodplain

Quick

Ephemeral

Slow

Sudden

Waves pounding pebbles into smaller and smaller pieces

Wind eroding pebbles into smaller pieces

Water freezing and thawing the cracks of pebbles

Rain wearing away rocks into smaller and smaller pieces