1
Objects which allow light to pass.
2
Objects which allow some light to pass.
3
When light hits an opaque object, it is reflected and changes direction.
4
It is made up of infinite colours.
5
When light passes through one transparent medium to another, it bends and changes the direction.
6
A ... lens makes light converge.
7
A ... lens makes light diverge.
8
Objects which absorb or reflect light.
9
Light is blocked by an obstacle and it forms...
10
It is a form of energy which enables us to see.