When light travels from one medium to another it gets…?
A pencil in a glass of water looks bent because the light coming from it is …
When light enters into glass or water it ______ down.
When light travels into glass or water is bends ________ the normal
When light exits from water or glass into air, it bends _________ _________ the normal
In each of our eyes we have a ______ to focus the incoming light
The lenses in our eyes are ________ or converging lenses.
A shape of convex lens is _________ in the middle than at the edges.
When rays of light travel through a convex lens they are bent and cross at the…
The distance from the middel of the lens to the focal point is called the … ?