Question

Classify the following objects as luminous and non-luminous objects

A lighted fluoroscent tube,
flame of gas burner,
a lighted torch ,
a mirror,
a piece of rock,
a wire mesh,
piece of red hot iron,
a wall,
fire fly,
kerosene stove,
sun,
moon.

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Answer 1

Answer:

1. Luminous

2. Luminous

3. Luminous

4. Non luminous

5. Non luminous

6. Non luminous

7. Luminous

8. Non luminous

9. Luminous

10. Non luminous

11. Luminous

12. Luminous

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