Matter is anything that has definite composition and property like mass and volume.
A. Level of Organization
Atom -----------Molecule ------------ Element ----------- Compound
Atoms are the building blocks of matter. When bound chemically together they become molecules. An element is composed of one kind of atom. Elements when combined form a compound.
B. Classification according to Physical State
According to physical state matter can be classified as solid, liquid, gas, and plasma.
A. Level of Organization
Atom -----------Molecule ------------ Element ----------- Compound
Atoms are the building blocks of matter. When bound chemically together they become molecules. An element is composed of one kind of atom. Elements when combined form a compound.
B. Classification according to Physical State
According to physical state matter can be classified as solid, liquid, gas, and plasma.