What are the essential conditions for the formation of shadow?

Explain that light has the property of rectilinear propagation.

Explain the manner in which light travels with the help of an activity.

What is reflection of light? Explain reflection of light with the help of an activity.

You have to cost the shadow of your pencil on the wall with the help of candle in a dark room. How can you obtain the shadow of same size, small size and big size of the same pencil?

Have you ever seen an ambulance? It is written in the form of mirror image on vehicles. Explain why it is done so and give the mirror image of AMBULANCE.

Write the mirror image of ‘SMART’?

‘X’ is 20 cm away from the mirror. If he moves few steps closer to the mirror what will happen to the image

A and B are facing the mirror and standing in such a way that A can see B and B can see A. Explain this phenomenon.

What do you mean by scattering of light?

What do we need in order to see a shadow?