Question

is light a form of energy ??​

Answer 1

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☛ Yes, light is a form of energy.

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• Light is needed to see things around us.

• Light enables us to see objects from which it comes or from which it is reflected.

➤ Nature of light :-

There are two theories of nature of light.

☛ According to wave theory:- light consist of electormagnetic waves which do not require a material medium (like solid, liquid,gas) for their proportion.

☛ According to particle theory:-light is composed of particles which travel in a straight line at very high speed.

• The elementary particles that defines light is the ‘photon'.