Science Quiz: Class 3

A person is found to have swelling in the neck region. Which disease is he/she suffering from?

• goitre

• beriberi

• rickets

On heating, a solid ______________.

• expands

• contracts

• freezes

Which of the following joints allow movement of the bones in one direction?

• hinge joint

• pivot joint

• gliding joint

A see-saw is an example of _____________.

• first-class lever

• second-class lever

• third-class lever

What is the amount of water vapour present in the air called?

• humidity

• pressure

• barometer

___________________was the first Indian artificial satellite launched on 19th April, 1975.

The pressure exerted by air is called __________ pressure.

The energy stored in an object due to its position is called _______ energy.

Ball and socket joint is found in the _______________.

The change of a liquid into solid state on cooling is called ___________.