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What is light ?

Light is a energy cause vision in our
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Light is a energy cause sensation vision in our eyes
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the form of energy that makes it possible to see things?is called light.
It can be produced by sun, lamp, torch
Etc
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Light is a source of energy and we also know this that there are also many source of energy like wind energy , water energy ,etc.So from one of the energies light energy is there and we get light from sun , the first object that gave us the light , tubelight , lamp , torch , etc
regards
hope this helps!
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light is a for of energy
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Light is a form of electromagnetic radiation that acts upon the eye, making sight possible
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nitin why did you asked the question if you knew the answer akready.
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light is a form of energy
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light is a luminous energy that helps us to see.
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Light is difined as the external physical cause that effects our eye to produce the sensation of vision
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Q.)What is light?
Ans.)- Light is a form of energy which causes the sensation of vision.
OR, 
Light is a form of electromagnetic radiation that acts upon the eye, making sight possible
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Light is a form of energy which can travel as a wave and cause a sensation of vision
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The path of reflection pass thorught stright line is called reflection
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Light?is?electromagnetic radiation?within a certain portion of the?electromagnetic spectrum. The word usually refers to?visible light, which is the?visible spectrum?that is visible to the?human eye?and is responsible for the sense of?sight.[1]?Visible light is usually defined as having?wavelengths?in the range of 400?700?nanometres?(nm), or 4.00 ? 10?7?to 7.00 ? 10?7?m, between the?infrared?(with longer wavelengths) and the?ultraviolet?(with shorter wavelengths).[2][3]?This wavelength means a?frequency?range of roughly 430?750?terahertz?(THz).
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Do you take which subject
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Light is a form of energy
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90000
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Light is a energy. It helps to see thinks around us. It can also be defined as electromagnetic radiation.
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Light is electromagnetic radiation with a certain portionof electromagnetic spectrum. Visible light is ussually definedas having wavelengths in the range of 400-700 nanometres between the infrared (with longer wavelength) and the ultraviolet (wit shorter wavelength).
The speed of light is 299 792.458 kilometers per second .
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Light is a form of energy that gives us sensation of sight.
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light is a energy which cause vision in our life
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Light is a form of energy which enables us to see objects around us.
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Light is an instrument
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ans light is the source of illumination whether a natural one or the artificial one 
eg of natural source of light   sunlight
eg  of artificial source of light    tubelight
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during the day we can see things easily because of Sunlight however in night there is no sunlight hence we switch on electric bulbs and other sources of light thus we can say that light is form of energy that enable us to see the object around us
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The light is an energy that gives us glow
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Light, or Visible Light, commonly refers to electromagnetic radiation that can be detected by the human eye. 
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Please find this answer

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light is a form of energy,which travels only in a straight path.
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ok

 
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