This is a formative assessment that can be used during your Waves unit to assess student learning. It can also be used as a study guide or review to revisit mastered concepts. This test covers the behavior of waves through different mediums. It has multiple choice questions about reflection, refraction, diffraction, and interference. There is a diagram on the speed of sound through different mediums where students will write short, constructed responses. Students also have a choice with the short answer at the end of the test. Their options include two diagrams over sonar or reflection which they will use to answer the questions. *The test is four pages and an answer key is provided