Question

1. A ray of light which travels from an optical medium towards a mirror is called reflected ray.
2. Moon is a luminous body
1. During photosynthesis by plants, the heat energy changes to light energy.
3. The path along which the light energy travels in a given direction is called a beam of light.




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Answer 1

Answer:

1. A ray of light which travels from an optical medium towards a mirror is called reflected ray.

Ans : Reflected Ray: A ray of light which bounces off the surface of a mirror, is called reflected ray. BC is reflected ray in the figure. Normal: The perpendicular drawn at the point of incidence, to the surface of mirror is called normal.

2. Moon is a luminous body

Ans : No, the moon is not a luminous object. Moon has no light of its own

3. The path along which the light energy travels in a given direction is called a beam of light.

Ans : Ray of light: The direction or path along which light energy travels in a medium is called a ray of light.

Explanation:

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