EASY
7th CBSE
IMPORTANT
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Statements given below are incorrect. Write the correct statement.

A virtual image can always be taken on screen.

Important Questions on Light

EASY
7th CBSE
IMPORTANT

Statements given below are incorrect. Write the correct statement.

White light is composed of three colours.

EASY
7th CBSE
IMPORTANT

A mirror in which the reflecting surface curves inward is called a convex mirror.

EASY
7th CBSE
IMPORTANT
A lens which is thicker in the middle and tapering at the edges is called a convex lens.
EASY
7th CBSE
IMPORTANT
The face appears magnified when the back of a polished spoon is held close to it.
EASY
7th CBSE
IMPORTANT
Light cannot pass through a bent rubber tube.
EASY
7th CBSE
IMPORTANT

White light is composed of seven colours.

EASY
7th CBSE
IMPORTANT

Bending of rays of light on passing through a medium is called dispersion.

MEDIUM
7th CBSE
IMPORTANT

Match the statements in column A with those in column B.

Column A Column B
1. Propagation of light in a straight line. (a) Concave lens
2. A polished curved surface that bends rays of light inward.     (b) Convex mirror
3. A lens which always forms virtual images.     (c) Rectilinear propagation
4. A  mirror which always forms diminished image.     (d) Concave mirror
5. The breaking of white light into seven colours. (e) Reflection
6. The bending of light from its path in another medium. (f) Dispersion
7. The bouncing off of the rays of light from a smooth polished surface. (g) Refraction