Heat Transfer Activity Worksheet in a learning medium can be utilized to check students skills and knowledge by addressing questions. Because in the Student Worksheet about 90% of the contents of the whole guide are questions, equally multiple selection and answer questions which are not available. While the rest includes a quick summary of the subject matter. Applying worksheet, educators no longer need to bother to gather questions or questions. With the media the instructor is expected to focus on providing a maximum comprehension of the given subject. For the evaluation and check of education outcomes, the instructor only wants to inform and direct the questions previously for sale in the worksheet. Because just about the worksheet functions as helpful information for pupils in holding out studying projects equally independently and in groups.