Whether a sound wave is reflected, refracted, or absorbed depends on the densities of the materials either side of the boundary. If the densities are very different then reflection is more likely.

Find the Solved MCQs Practice Paper for CBSE Class 10th Physics Chapter ‘Light - Reflection and Refraction’. All the questions are framed as per the trend of Semester Assessments. These questions will ...

Properties of waves - OCR Gateway Properties, uses and hazards of electromagnetic waves - OCR Gateway Lenses and ray diagrams - OCR Gateway Light - OCR Gateway Sample exam questions - waves in matter ...

Diffraction occurs when a wave encounters an obstruction in its path and will change direction, or wrap around it. In ocean waves, we see this occur when a wave encounters an object like a jetty and ...