1. The document discusses communication in the classroom and defines it as the sharing of ideas and feelings between teachers and students. 2. It outlines the components of communication including the sender, message, medium, receiver, and feedback. It also describes the steps in the communication process. 3. Several factors that can affect classroom communication are described, including factors related to the sender, receiver, atmosphere, message, and barriers to effective communication. Good communication skills are important for teachers to be effective.