At the end of this activity, students should be able to:
- explain the concept of a ray of light
- give examples and describe the formation of umbra and penumbra
- state the Law of Reflection
- explain how an image is formed in a mirror
- explain what happens to a ray when it has been reflected at two or three mirrors which are perpendicular to each other.
At the end of this activity, students should be able to:
- explain the concept of a ray of light
- give examples and describe the formation of umbra and penumbra
- state the Law of Reflection
- explain how an image is formed in a mirror
- explain what happens to a ray when it has been reflected at two or three mirrors which are perpendicular to each other.