Launch Interactive Share to Google Classroom A wave is energy in motion or energy moving from point to point. To describe the traits of a wave, there are a few terms you need to know. Choose a term in the activity to display its description in the diagram. Grades: 3 4 5 6 7 8 9 10 11 12 Subject: Science Collection: All InteractivesActivitiesSimulations Series: NASA OnlineNASA Science Simulations