CBSE Class 7 - Properties of Light Videos
- what is concave lenses
- What is actually the term Light
- What is light?
- How does light enable us to see an object?
- What is a ray of light?
- How does light travel?
- What happens when a beam of light strikes a mirror?
- How can the direction of light be changed?
- Define opaque objects. Give two examples of it.
- 'Light has a dual nature'. Comment.
