Lesson covering convection currents with animations to aid explanations. Contains real life examples e.g. fridges and linking to plate tectonics - contains practice questions for students. Suitable for higher level KS3 students. Developing: Recognise convection as a process that transfers energy. Securing: Use models to describe convection currents in real world situations. Exceeding: Explain with reference to thermal expansion and density how convection transfers energy from one location to another.

Lessons designed to build on prior knowledge of radioactivity and radioactive decay. Introducing and explaining fission of radioactive materials and fusion - includes practice questions for students. Ideal for AQA GCSE (9-1) P4, Cambridge iGCSE P11 and more Lesson 1/2 Developing: State the meaning of nuclear fission. Securing: Recall the basic design features of a nuclear fission power station and the location of the nuclear fission process. Exceeding: Recall the basic design features of a nuclear fission power station and the location of the nuclear fission process. Lesson 2/2 Developing: State the main differences between nuclear fusion and nuclear fission. Securing: Recall that fusion takes place naturally in the centre of stars. Exceeding: Evaluate in simple terms why nuclear fusion reactors are not used to produce energy in nuclear fusion reactors.

Lesson designed to introduce the various wave effects with many real life examples, also introduces the wave equation. - contains practice example questions. Ideal for AQA GCSE (9-1) P6, Cambridge iGCSE P6 and more. Developing: Recall that waves can be reflected, refracted and diffracted. Securing: Draw diagrams that illustrate how waves can be reflected, refracted and diffracted. Exceeding: Accurately predict the behaviour of waves in real world situations by applying knowledge of reflection, refraction and diffraction.

Lesson introducing and explaining pressure calculating in solids and fluids - including practice questions for students. Ideal for AQA GCSE (9-1) P3, Cambridge iGCSE P3 and more. Developing: Relate pressure to force and area. Secure: Calculate pressure force and area using the equation P=F/A Exceeding: Calculate pressure in liquids by using the equation P = pgh

Presentation to help students get to grips with calculating speed and acceleration, also the difference between speed and velocity - contains practice questions. Developing: Determine the speed of objects using the following formula: Speed = Distance/Time Securing: Recall the definitions of speed, velocity and acceleration. Exceeding: Calculate the average acceleration.

Lesson designed to build upon prior knowledge of magnetic fields and electric current. Covers the motor effect and how to increase the strength of an electric motor - includes practice questions for students. Ideal for AQA GCSE (9-1) P7, Cambridge iGCSE P9 and more Developing: State that a current-carrying coil in a magnetic field experiences a turning effect and that the effect is increased by: – increasing the number of turns on the coil – increasing the current – increasing the strength of the magnetic field. Secure: Relate this turning effect to the action of an electric motor including the action of a split-ring commutator. Exceeding: Apply Fleming’s left-hand rule to determine the direction of rotation of a current carrying coil in a a magnetic field.

Lesson exploring the states of matter and kinetic theory, touching on internal energy - includes student video task. Developing: State the properties of solids, liquids and gases. Securing: Relate the properties of solids, liquids and gases to the forces and distances between molecules. Exceeding: Describe kinetic theory and state evidence that supports kinetic theory.

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 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”.

Lesson building on students prior basic knowledge of refraction and linking to light waves. Looks at various examples, paying specific attention to dispersion - includes practice questions. Ideal for AQA GCSE (9-1) P6, Cambridge iGCSE P7 and more. Developing: Describe an experiment to demonstrate the refraction of light. Securing: Recall and use the definition of refractive index n in terms of speed. Exceeding: Give a qualitative account of the dispersion of light by a glass prism.

Lesson used to deepen students understanding of sound. Explores various ways of measuring the speed of sound and calculating echoes - includes practice questions for students. Ideal for AQA GCSE (9-1) P6, Cambridge iGCSE P6 and more. Developing: Recall the typical values for the speed of sound in gases, liquids and solids. Securing: Describe how the reflection of sound may produce an echo. Exceeding: Describe an experiment to determine the speed of sound in air.

Presentation to help students get to grips with measuring length and time - contains practice questions and pendulum practical - suitable for higher KS3 classes also. Developing: measure length using a ruler, micrometer and vernier caliper Secure: calculate the period of a pendulum by using a stop watch. Exceeding: explain why having accurate measurements is important and explain what zero error is.

Lesson to build on students knowledge of reflection. Shows many naturally occurring examples of total internal reflection but also fiber optics and periscopes. Ideal for AQA GCSE (9-1) P6, Cambridge iGCSE P7 and more Developing: Describe internal and total internal reflection. Securing: Give the definition of the term critical angle. Exceeding: Describe and explain the action of optical fibres particularly in medicine and communications technology.

Lesson to build on students understanding of refraction, detailing how to calculate the refractive index of a material - includes practicer questions for students. Ideal for Cambridge iGCSE P7 and more Developing: Recall and use the equation n= Sin(i)/Sin® Securing: Use angles of incidence and refraction to calculate the refractive index of optical media. Exceeding: Apply knowledge to determine the critical angle of different optical media.

Lesson exploring what happens when materials are heated with real life examples e.g. train lines, bridge gaps and thermostats - includes questions for students. Developing: Identify some of the everyday applications of thermal expansion. Securing: Describe qualitatively the thermal expansion of solids, liquids and gases at constant pressure. Exceeding: Explain in terms of the motion and arrangement of molecules, the extent to which solids, liquids and gases expand when temperature increases.

Set of lessons designed to introduce and explain how we convert different energy stores into electricity - links to efficiency. Suitable for higher KS3 classes also. Conatains many real life examples. Ideal for AQA GCSE (9-1) P1, Cambridge iGCSE P5 and more. Lesson 1/2 Developing: Recall that electrical energy comes from generators in power stations. Securing: Complete a flow diagram demonstrating the energy transfers that take place in a power station. Exceeding: Produce accurate Sankey diagrams that describe the energy efficiency of power stations. Lesson 2/2 Developing: Recall the three types of fossil fuel. Securing: Relate the different methods of electricity generation to different types of pollution. Exceeding: Analyse the advantages and disadvantages of using renewable energy sources.

Lesson introducing and explaining what makes up atoms and isotopes - includes practice questions for students. Ideal for AQA GCSE (9-1) P4, Cambridge iGCSE P11 and more Developing: Describe the structure of the atom in terms of a positive nucleus and negative electrons. Securing: Recognise the distinguishing feature of isotopes. Exceeding: Apply knowledge of mass number to establish the identity of different elements.

Lesson designed to introduce and explain the various uses of radioactivity - including practice questions for students Ideal for AQA GCSE (9-1) P4, Cambridge iGCSE P11 and more Developing: Describe three ways that radioactive isotopes are used. Securing: Describe why it is important to use small quantities of radioactive tracers with short half-lives. Exceeding: Apply knowledge of radioactive decay to quantitatively estimate the ages of objects.