Class 6 Science patr 1

Solid have a .., (a)   Volume

The idea that substance are made up of very tiny moving Particles is called (a)   .

The smallest particles are called (a)   .

More than (a)   % of the volume taken up by a gas is empty space.

The random motion is called (a)   .

One substance spreading through another is called (a)   .

Some solid does not have crystalline structure . These solids are called (a)   .

The joint between railway lines have a small gap called an (a)   joint

A (a)   is used to measure air pressure.

Heating a material affects the (a)   of the particles.