Question

define the what is atom and molecules with his formulas and also define what is ozone layer and greenhouse effect​

Answer 1

Explanation:

Atoms-All Matter is made up of small particles called atoms.

molecules-Atoms combine to form molecules.

Ozone layer-It is the top, organic layer of soil,made up mostly of leaf litter and humus(decomposed organic matter)

I hope this is helpful for u.....

Answer 2

Answer:

Atom:- the small and tiny particles{we can use to use Microscope} is called atoms...

Molecules:- It is form of atom combined.....