Reflect

When light or sound waves hit a surface and bounce back, it is called reflection. The angle at which the waves hit the surface is equal to the angle at which they bounce back. This is why we can see our reflection in a mirror and hear an echo in a large empty room.

Study Guide

1. What is reflection?
   Reflection is the bouncing back of light or sound waves when they hit a surface.
2. What is the law of reflection?
   The angle of incidence is equal to the angle of reflection.
3. Give an example of reflection of light.
   When you see your reflection in a mirror, it is an example of reflection of light.
4. How does sound reflection occur?
   Sound reflection occurs when sound waves hit a surface and bounce back, creating an echo.
5. Explain how reflection is used in everyday life.
   Reflection is used in mirrors, headlights, and even in the design of buildings to direct light and sound waves.