The effect of the centrifugal force Animation Play

The equation of a circle with centre at the origin Student activity Play

The force is at some angle to the direction of the movement Animation Play

The gradient of a straight line Student activity Play

The load Animation Play

The magnetic field around a conductor Whiteboard exercise Play

The magnetic field around a conductor Student activity Play

The magnetic field of a loop Animation Play

The magnetic field of a loop Student activity Play

The magnetic field of a loop Whiteboard exercise Play

The magnetic field of the Earth Student activity Play

The medieval octagon Animation Play

The moment of a force Whiteboard exercise Play

The moment of a force Student activity Play

The moment of a force Whiteboard exercise Play

The moment of a force Whiteboard exercise Play

The moment of a force Student activity Play

The moment of a force Whiteboard exercise Play

The oesophagus – transport of food Student activity Play

The perpendicular bisector of a line segment – a reminder Student activity Play

The perpendicular bisectors Simulation Play

The principle of conservation of momentum Student activity Play

The principle of conservation of momentum Whiteboard exercise Play

The reflection of sound waves Animation Play

The reflection of sound waves Student activity Play