what is the difference weathering and erosion
Weathering and Erosionâ. Key Ideas. â¢ Weathering is the wearing away of the surface of rock, soil, and minerals into smaller pieces. â¢ Example of weathering: Wind and water cause small pieces. of rock to break off at the side of a mountain. â¢ Weathering can occur due to chemical and mechanical. processes. â¢ Erosion is the movement of particles away from their. source. â¢ Example of erosion: Wind carries small pieces of rock away. from the side of a mountain.