Question

Q-3: Answer briefly:
1. Give four characteristics of shadow.​

Answer 1

Answer:

It is always large or same size as that of the object

It always black in colour

It position changes depending upon the position of source of light

It needs a screen for being formed

Answer 2

Answer:

1) It is always blak, no matter what the colour of the object is. This is because the shadow is formed in the absence of light rays.

2) It gives an idea about the shape of an object. It, however, gives no details of the object.

3) It's size depends upon the angle at which light rays fall on the opaque object.

Sorry i now only three characteristics of shadow.