SS1 Chemistry – Particulate Nature of Matter

CONTENT   ATOMS AND MOLECULES IONS DALTON’S ATOMIC THEORY MODIFICATIONS OF DALTONS ATOMIC THEORY   ATOMS AND MOLECULES Matter is made up of discrete particles. The main ones are atoms,

Atomic Structure: Understanding protons, neutrons, electrons, and isotopes.

SS1 Biology – Growth

Growth is defined as an irreversible increase in volume, size, and number of parts, length, and weight of an organism It is an organic process that takes some time to