Question

define what is air ?? and what are its properties???​

Answer 1

Answer:

The atmosphere of Earth is the layer of gases, commonly known as air, that surrounds the planet Earth and is retained by Earth's gravity.

The properties are-

1) Air is invisible.

2) Air has weight.

3) Air takes up space.

4) Air has no odour or taste.

Answer 2

Answer:

Air is a mixture of gase 78 present nitrogen and 21 present oxygen