a beach
The wind.
If by materials you mean sand and pebbles then the answer is by the wind and the water when the tide comes in.
Wind primarily moves gases, such as air, but can also move other materials like dust, seeds, and pollutants. The movement of these materials is influenced by the speed and direction of the wind, as well as the weight and shape of the particles.
For study island it is They would feel air as the wind moves. . . Hope I helped ! :)
rocks
Water & Wind
If you mix the beach and the wind, you can make a dune. A.K.A. Beach + Wind = Dune
A surface current is a wind-powered current that moves water along horizontally. Because the wind is on the surface, a surface current only forms along the first few hundred feet of ocean water.
Erosion moves material from one place to another place, by wind, water, ice, or gravity.
while the wind blows it picks up materials and moves it to another place
it means wind moves
the verb for wind is wound