Lesson introducing and explaining Boyle’s Law with reference to kinetic theory and the Kelvin scale - including practice questions for students. Ideal for Cambridge iGCSE P3 and more. Developing: Recall that a gas is made up of tiny, moving particles. Secure: Recall and use the equation pV = constant for a fixed mass of gas at constant temperature. Exceeding: Describe qualitatively, in terms of molecules, the effect on the pressure of a gas of a change of volume at a constant temperature.

Lesson explaining the phenomena of latent heat and also how to calculate using E =mL - includes practice questions for students. Developing: Recall that temperature does not change during a change of state. Securing: Apply the latent heat equation to calculate the energy required for a change in state. Exceeding: Qualitatively assess the behaviour of particles during a change of state and explain in terms of energy what happens during a change of state.

Lesson to explore forces in balance, linking to terminal velocity - includes practice questions. Suitable for a higher KS3 class also. Developing: Recognise that if there is no resultant force on a body it either remains at rest or continues at constant speed in a straight line. Secure: Recognise air resistance as a form of friction. Exceeding: Explain, in terms of the forces acting, how the acceleration of an object experiencing air resistance varies during its fall.

Lesson covering the addition of vectors in a straight line and at right angles, calculating magnitude and direction of each force - Practice questions included. Developing: Recall the difference between vector and scalar quantities with examples. Secure: Calculate the resultant of two vectors by adding vectors that occur in parallel or at right angles to each other. Exceeding: Solve exam style questions using vectors.

Lesson covering all areas of momentum, including, calculating various parts of the equation including velocity after a head on collision and collision in the same direction; linking to car safety features. Developing: Recall and use the equation p = mv Secure: Describe the conservation of momentum and use to calculate mass, velocity or momentum in a crash situation. Exceeding: Use ideas of momentum to explain safety features.

Lesson designed to introduce waves to KS4 students, contains lots of animations - includes practice questions for students. Ideal for AQA GCSE (9-1) P6, Cambridge iGCSE P6 and more Developing: Recall the meaning of the terms “speed”, “frequency”, wavelength” and “amplitude”. Securing: Distinguish between transverse and longitudinal waves and give suitable examples. Exceeding: Quantitatively analyse waves by applying the wave equation to real world examples.

Lesson building on students knowledge of transverse waves, looking at the discovery of the spectrum, starting with infrared radiation. Also looks at the characteristics some uses of each section of the spectrum - includes practice questions for students. Ideal for AQA GCSE (9-1) P6, Cambridge iGCSE P7 and more. Developing: State that all electromagnetic waves travel at the speed of light in a vacuum. Securing: Recall the main features of the electromagnetic spectrum in order of wavelength. Exceeding: Describe properties and uses of electromagnetic radiation

Presentation to help students get to grips with prefixes and scientific notation - contains practice questions - also suitable for higher KS3 classes. Developing: Recall the 8 basic prefixes. Secure: Most students will be able to use the 8 basic prefixes in the keywords and explain what they mean with an example. Exceeding: Apply scientific notation and convert fractions/decimals into standard form.

Lesson introducing and explaining Hooke’s Law. Including elastic and plastic behaviour & the limit of proportionality - includes practice questions for students. Ideal for Cambridge iGCSE P3 Developing: Recall how to measure the extension of a spring. Secure: Explain the differences between elastic behaviour and plastic behaviour. Exceeding: Use the equation F = kx to work out the spring constant of a spring when a force is applied, and identify the point on a graph where Hooke’s law no longer applies.

Lessons designed to build on prior knowledge of nuclear radiation. Covers Alpha & Beta decay and half-life - includes practice questions for students. Ideal for AQA GCSE (9-1) P4, Cambridge iGCSE P11 and more Lesson 1/2 Developing: Describe the composition of different nuclei in terms of protons and neutrons. Securing: State that during alpha or beta decay the nucleus changes to that of a different element. Exceeding: Use equations involving nuclide notation to represent changes in the composition of the nucleus when particles are emitted. Lesson 2/2 Developing: Recall that nuclear decay is spontaneous and random. Securing: Describe what is meant by half life, in terms of number of nuclei and activity. Exceeding: Calculate half-life from data or decay curves from which background radiation has not been subtracted.

Lessons designed to build on knowledge of current, voltage and resistance. Recaps and explains the rules for current and voltage in series and parallel circuits. Introduces calculating resistance of series and parallel circuits - includes practice questions for students. Ideal for AQA GCSE (9-1) P2, Cambridge iGCSE P8 and more Lesson 1/2 Developing: Understand that the current at every point in a series circuit is the same. Secure: State the advantages of connecting lamps in parallel in a lighting circuit. Exceeding: State that, for a parallel circuit, the current from the source is larger than the current in each branch. Lesson 2/2 Developing: Calculate total resistance in a series circuit. Securing: Apply formulas to work out the total resistance in a parallel circuit. Exceeding: Calculate the current in all branches in a parallel circuit.

Lesson designed to build upon prior knowledge of magnetic fields, motors and generators. Covers mutual induction, step up & step down transformers and the transformer equation - includes practice questions for students. Ideal for AQA GCSE (9-1) P7, Cambridge iGCSE P9 and more Developing: Describe the construction of a basic transformer with a soft-iron core, as used for voltage transformations. Secure: Understand that mutual induction occurs in coils that are magnetically linked. Exceeding: Apply the equation (Vp / Vs) = (Np / Ns) to transformer problems and recall the meaning of the terms “step up” and “step down”.

Lessons designed to build upon students knowledge of current and magnetic fields. Includes methods of increasing the rate of induction and Flemming’s right hand rule - contains practice questions for students. Ideal for AQA GCSE (9-1) P7, Cambridge iGCSE P9 and more Lesson 1/2 Developing: Show understanding that a conductor moving across a magnetic field or a changing magnetic field linking with a conductor can induce an e.m.f. in the conductor. Secure: State the factors affecting the size of an induced e.m.f. Exceeding: Describe an experiment to demonstrate electromagnetic induction. Lesson 2/2 Developing: Recall that an induced current always flows in a direction such that it opposes the change which produced it. Secure: Describe an experiment to demonstrate Lenz’s law. Exceeding: Predict the location of north and south poles of a solenoid’s magnetic field when a bar magnet approaches and recedes from the solenoid.

Lesson designed to build on prior knowledge of Flemming’s rules. Introduces and explains simple AC generators - includes practice questions for students. Ideal for AQA GCSE (9-1) P7, Cambridge iGCSE P9 and more Developing: Distinguish between direct current (d.c.) and alternating current (a.c.) Secure: Describe and explain a rotating-coil generator and the use of slip rings Exceeding: Sketch a graph of voltage output against time for a simple a.c. generator and relate the position of the generator coil to the peaks and zeros of the voltage output

Lesson designed to introduce students to electronics and circuit construction. Ideal for Cambridge iGCSE P10 and more Developing: Recall the three parts of all electronic systems. Securing: Summarise the differences between analogue and digital signals. Exceeding: Explain how alternating current is converted in to direct current

Lesson designed to build upon prior knowledge of current, magnets and magnetic fields. Covers creating an electromagnets; magnetic relay switches; magnetic storage (CD & Hard drive) and circuit breakers - includes practice questions for students. Ideal for AQA GCSE (9-1) P7, Cambridge iGCSE P9 and more Developing: Distinguish between the design and use of permanent magnets and electromagnets Secure: Describe applications of the magnetic effect of current, including the action of a relay and magnetic storage. Exceeding: Explain how electromagnets can be used in the production of circuit breakers