Question

write four examples of non-luminous object?​

Answer 1

Answer:

pencil, bag, table, book, wall etc.

Answer 2

Non-luminous object-

1. Non-luminous objects are the ones that can't produce their own light.
2. They depend on others for the light.
3. They usually reflect light from other sources.
4. Luminous objects are the ones that produce light by themselves, for example, the sun.
5. Now, non-luminous objects need a luminous body around them to become visible.
6. Moon needs the sun around for it to become visible to us.

Examples of non-luminous objects are-

• Moon
• Metal
• Wood
• Tree
• Planets