Question

1.what are luminous object
2.what are non luminous object
3.what is light
4.moon looks bright although it is a non luminous object. explain​

Answer 1

Answer:

Answer (1) Luminous objects are objects that generate their own light. Illuminated objects are objects that are capable of reflecting light to our eyes. The sun is an example of a luminous object, while the moon is an illuminated object. During the day, the sun generates sufficient light to illuminate objects on Earth.

Answer (2)Non Luminous or Illuminated Objects

Some objects do not have their own light, they reflect light of other objects. These objects are called Non Luminous Objects. Example. Moon - Moon reflects the light from the sun. Other examples are Earth and other Planets, Paper, Tree.

Answer (3)Light or visible light is electromagnetic radiation within the portion of the electromagnetic spectrum that can be perceived by the human eye. Visible light is usually defined as having wavelengths in the range of 400–700 nanometers, or 4.00 × 10⁻⁷ to 7.00 × 10⁻⁷ m, between the infrared and the ultraviolet.

Answer (4)It is a non-luminous body as it does not produce it's own light it reflects the light of the sun which makes it appear bright at night. It is a non-luminous body as it does not produce it's own light it reflects the light of the sun which makes it appear bright at night its luminous.

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Answer 2

1. The objects which emit their own light is called luminous object.

2. the object which don't emit their own light are called non luminous object.

3. Light is a form of energy which gives the sensation of sight or vision

4. It is a non luminous body as it doesn't produces its own light, it reflects the light of the sun which makes it to appear bright at night.

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