Waves: Understanding Reflection, Refraction, Diffraction & Mechanical Waves – Science WorksheetBring wave concepts to life with this engaging KNOW Space Science Worksheet! Perfect for middle school and early high school students (Grades 7–10), this resource helps learners clearly understand how energy travels through waves and how different types of waves behave when they reflect, refract, and diffract. Students explore key scientific ideas through concise explanations, labeled examples, an