Science std 8 ch 16 light

Click here 4 Science solution of std 8 ch 16 light

                                      Light is a main source of energy when it comes from the sun... but light consumes energy when we use it in our house as a bulb tube light and many other things....... when a particle of the medium oscillates under the effect of two or more than two waves superposing at a given particle the resultant displacement of the particle is equal to the vector some of the independent displacement due to each wave.

A white light when it passes through the prism it divides into seven colors that is known as VIBGYOR

violet

indigo

blue

green

yellow

orange

red