Let's review. Soil erosion is defined as the wearing away of topsoil. Topsoil is the top layer of soil and is the most fertile because it contains the most organic, nutrient-rich materials. One of the main causes of soil erosion is water erosion, which is the loss of topsoil due to water. Raindrops fall directly on topsoil. The impact of the raindrops loosens the material bonding it together, allowing small fragments to detach.
noun. The definition of a simple sentence is a basic sentence with one independent clause. An example of a simple sentence is, The cat ate dinner.. Gram. a sentence consisting of a single independent clause (Ex: The dog barked loudly). noun.
A simple subject of a sentence is who is performing the action of the verb without any words that might be modifying the subject. Examples: Martha rides her bike to work e â¦ very day. Martha is the simple subject. The young, energetic dog chases the ball.