Light is a form of energy that comes from various sources like the sun, light bulbs, and flames. It has properties like intensity and the ability to reflect off surfaces according to the law of reflection. When light travels from one medium to another it can refract or bend as it passes through the new medium.

1. LIGHT
Physics Grade 7

2. Light

3. Where does light come from?

4. Properties and sources of light

5. Light carries energy and power

6. Light intensity

9. Law of reflection

11. Refraction

12. Reflection of light