CONVEX LENSES There are two types of ray diagrams discussed in IGCSE. Concave Lenses Ray Diagrams Convex Ray Diagrams Looking at the table below, we can understand.

Students often confuse mole and molar volume. Hope this formula can help students

ELECTROSTATIC FORCE VS INTERMOLECULAR FORCES VS COVALENT BONDS VS IONIC BONDS Intermolecular force binds the atoms making up a molecule or a compound. These are weak forces.

AEROBIC VS ANAEROBIC RESPIRATION Understanding between aerobic vs anaerobic respiration. Let us compare the difference between the two respiration. Aerobic respiration needs oxygen while anaerobic respiration does.