Quadratic model Whiteboard exercise Play

Quantum atom model Animation Play

Reading from graphs Student activity Play

Relative molecular mass Student activity Play

Relative molecular mass Student activity Play

Representing a quadratic function in vertex form Student activity Play

Representing a quadratic function in vertex form Whiteboard exercise Play

Representing a quadratic function in vertex form by completing the square Student activity Play

Representing a quadratic function in vertex form using the discriminant Student activity Play

Roots of the quadratic equation – example Animation Play

Roots of the quadratic equation – example Animation Play

Rutherford's atomic model Student activity Play

Rutherford's experiment Whiteboard exercise Play

Rutherford's experiment Animation Play

Rutherford's experiment Animation Play

Rutherford's experiment Animation Play

Rutherford's model of the atom Animation Play

Rutherford’s atomic model Animation Play

Rutherford’s atomic model Simulation Play

Rutherford’s atomic model Whiteboard exercise Play

Sigma (σ) bond Student activity Play

Sigma (σ) bond Whiteboard exercise Play

Simple quadratic equations Whiteboard exercise Play

Simple quadratic equations Student activity Play

Simultaneous equations Class activity Play