Understanding Light and Mirrors

Front

What happens to light when it enters a narrow opening?

Back

It creates a beam of light.

Front

What is the path of light?

Back

Light travels along straight lines.

Front

What is reflection of light?

Back

It is the change of direction of light when it falls on a shiny surface.

Front

What type of surface can act as a mirror?

Back

Any polished or shiny surface.

Front

What is a real image?

Back

An image that can be obtained on a screen.

Front

What is a virtual image?

Back

An image that cannot be obtained on a screen.

Front

What type of mirror is used by dentists to see enlarged images?

Back

Concave mirror.

Front

What type of mirror is used in rear view mirrors of cars?

Back

Convex mirror.

Front

What is the difference between a concave and convex mirror?

Back

Concave mirrors can form real images, while convex mirrors always form virtual images.

Front

What happens to the image in a plane mirror?

Back

The image is erect, virtual, and the same size as the object.