1. Reflection and Refraction

2. Reflection
Reflection is the bouncing of a light rays off a surface. An incoming ray of light hits the object and bounces back.

3. Reflection
Reflection can be off a mirror and tinted windows.

4. Reflection

5. Reflection

6. Refraction
Refraction is the bending of light rays passing from one substance to another.

7. A lens is used to refract light
A lens is used to refract light. A lens is a piece of glass or other material that is curved.
A convex lens bends light rays towards each other.
A concave lens bends them apart.
Refraction

8. Refraction
Refraction can be with a lens, prism, camera, telescope, or eyeglasses.

9. Refraction
When you put a pencil in a glass of water it appears to be bent. This is because the light does not travel as fast through the water.

10. Questions

11. What happens to light as it passes through objects?

12. The light bends

13. What happens when light hits a mirror?

14. Light bounces