Explain luminous and illuminated objects with examples. [3 MARKS]
Explanation: 1 Mark
Examples: 0.5 Mark
1. The objects which emit their own light are known as luminous objects. Examples: sun, fire, flame of a candle and an electric lamp.
2. The objects which shine due the light of other objects are called illuminated objects. Example: Earth's moon, receives light from the sun and reflects it.