light - 2 jp

The English scientist __________was the first to explain the rainbow accurately.

• ARISTOTLE

• ISAAC NEWTON

• IBN AL HAYTHAM

In a rainbow, every raindrop act as a tiny _________.

• water drop

• prism

• ice

White light is split into ________ colours while passing through a prism.

• seven

• nine

• six

Bending of light when it enters into glass prism is called

• reflection

• refraction

• diffusion

Can we see a rainbow when there is heavy rain?

• Yes

• No

State true or false

The angle of bending is different for the various colours of light.

• True

• False

Which of the following is a transparent material?

• clear plastic sheet

• coloured glass

• wood

• cloth

Which of the following is an opaque material?

• clear water

• clear glass

• Tinted glass

• gold

Which of the following is a translucent object?

• Wood

• Aluminium foil

• Coloured glass

• clear water

A line of light is called ________ of light.

• a beam

• a ray

• a source