Light

Light Worksheet-1

1. A person 1 m in front of a plane mirror seems to be ____ m away from his image.

2. If you touch your-ear with right hand in front of a plane mirror it will be seen in the mirror that your right ear is touched with _____.

3. The size of the pupil becomes ____ when you see in dim light.

4. Night birds have ____ cones than rods in their eyes.

5. The ray, which strikes any surface is called _____ ray.

6. The ray, which return back after strike the surface is called _____ ray.

Light Worksheet-2

1. Math the following:

2. Angle of incidence is equal to the angle of reflection.

A. Always                                       B. Sometimes

C. Under special condition        D. Never

3. Image formed by a plane mirror is:

A. Virtual, behind the mirror and enlarged.