Question

A gas fills the entire space of a container in which it is kept . give reason
For one mark

Answer 1

because gases are highly compressible . it can go anywhere.

Answer 2

Because gases are highly expansible and compressible . THEY MOVE HERE AND THERE AND ARE ONLY RESTRICTED BY THE WALL OF THE CONTAINER.SO,IN THIS WAY THEY TAKE THE SHAPE OF CONTAINER AND FILL IT.