The document is a PowerPoint presentation on communication for MGU College of Teacher Education. It defines communication as sharing knowledge, feelings, ideas, and information so that both parties gain a common understanding. It outlines the communication process as developing an idea, encoding a message, transmitting it through a medium, receiving it, decoding it, and providing feedback. It identifies the main types of communication as verbal (speaking, writing) and nonverbal (visual). Key factors that affect classroom communication are identified as the teacher, the message content, the students, and the overall environment. Barriers to communication and methods to overcome them are also discussed.