Question

What is matter?????????​

Answer 1

$\huge\sf\red{Answer}$

Matter is anything that occupies space and has mass.

Answer 2

matter, material substance that constitutes the observable universe and, together with energy, forms the basis of all objective phenomena. ... The three most familiar forms, or states, of matter are solid, liquid, and gas. Heating and cooling a substance may change it from one state to another.