Here's a breakdown:
* Erosion: The process of wearing away and transporting rock, soil, or other materials by natural forces like wind, water, or ice.
* Weathering: The breakdown of rocks, soil, and minerals through direct contact with the Earth's atmosphere, water, and biological organisms.
A weathered cliff is a cliff that has been eroded by various forces, such as:
* Physical weathering: Freezing and thawing of water, thermal expansion and contraction, and abrasion from wind-blown sand.
* Chemical weathering: Dissolution of rock by acidic rainwater, oxidation (rusting), and hydrolysis.
* Biological weathering: Plant roots growing into cracks, burrowing animals, and the actions of microorganisms.
Therefore, a weathered cliff is a result of different types of erosion.