Any substance which has very small molecules are called -

What is a matter ?

A change in which the substance remain the same only the size and shape are changed ?

An experiment in which any thing would be heated will be expand is called -

The gap between the railway tracks so that the track would not expands are called -

If we heat any thing the molecules were decrease ?

If we take a balloon on a plastic bottle and we put the bottle into a cold water bowl the balloon expand or contract ?

Why the ice cube floats on water ?

Which state of matter fully fill the container

The substance which left after burning is called ?