Write down the names of parts of the eye in the blank spaces shown in Fig. 16.10.

There is a mistake in each of the following ray diagrams given as Fig. 16.9 a, b, and c. Make the necessary correction (s).

Explain the process which enables us to perceive motion in a cartoon film.

How is the phenomenon of reflection used in making a kaleidoscope? What are the applications of a kaleidoscope?

Fig. 16.10 shows the word REST written in two ways in front of a mirror. Show how the word would appear in the mirror.