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 building on students knowledge of waves, applying wave effects like reflection to light. Contains explanation of luminous and non-luminous objects with examples - includes practice questions for students. Ideal for AQA GCSE (9-1) P6, Cambridge iGCSE P7 and more. Developing: Describe how light waves are reflected at surfaces with different textures. Securing: Recall the six features of light. Exceeding: Explain why the light emitted by a laser is monochromatic.

Two lessons designed to teach students what happens to light during reflection. Students learn how to draw appropriate ray diagrams and examine real and virtual rays - includes lots of practice questions. Ideal for AQA GCSE (9-1) P6, Cambridge iGCSE P7 and more. Lesson 1/2 Developing: Recall and use the law “angle of incidence = angle of reflection”. Securing: Recall that the image in a plane mirror is virtual. Exceeding: Describe the formation of an image by a plane mirror, and give its characteristics. Lesson 2/2 Developing: Recall the rules for image size and position. Securing: Locate the position of an image formed in a plane mirror. Exceeding: Apply knowledge of reflection and light rays in simple constructions for reflection by plane mirrors.

Last lesson in the series looking at how changing the amplitude and wavelength of a waveform will affect a sound. Also includes uses of sounds like ultrasound - includes practice questions for students. Ideal for AQA GCSE (9-1) P6, Cambridge iGCSE P6 and more Developing: State the approximate range of audible frequencies for a healthy human ear is 20 Hz to 20,000 Hz. Securing: Relate the loudness and pitch of sound waves to amplitude and frequency. Exceeding: Apply the wave equation to quantitatively analyse the differences between sound waves.

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 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

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

Lesson exploring forces naturally occurring on an object resulting in forces in equilibrium. Covers how to find an objects centre of mass - includes practice questions for students. Suitable for higher KS3 classes. Ideal for Cambridge iGCSE P3 Developing: Recall the definition of “centre of mass”. Secure: Describe an experiment to determine the position of the centre of mass of a plane laminar. Exceeding: Describe qualitatively the effect of the position of the centre of mass on the stability of simple objects.

Lesson building on prior knowledge of pressure in fluids, exploring the uses of pressure including manometers, barometers & hydraulics - includes practice questions for students. Ideal for Cambridge iGCSE P3 and more. Developing: Recall that the atmosphere around the Earth acts like a deep ocean of air that exerts pressure in all directions. Secure: Describe the simple mercury barometer and its use in measuring atmospheric pressure. Exceeding: Apply knowledge of atmospheric pressure and pressure in liquids to solve problems involving manometers.

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.

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.

Presentation to help students get to grips with calculating density and volume - contains practice questions. Suitable for AQA P3, Cambridge iGCSE P1 and more! Developing: Recall the definitions for density and weight Secure: Be able to use the equations for density and weight Exceeding: Predict whether an object will sink or float based on density data

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.

Presentation to help students get to grips with motion graphs - contains practice questions and flash animations. Developing: Recognise from the shape of a speed-time graph when a body is – at rest / moving with constant speed / accelerating / decelerating. Secure: Calculate speed from the gradient of a speed-time graph. Exceeding: Demonstrate understanding that acceleration and deceleration are related to changing speed.

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.

Presentation to support a ticker tape investigation of motion - contains practice questions, practical instructions/analysis/graph drawing and homework - suitable for higher KS3 classes also. Developing: Conduct the experiment safely Secure: Measure and record accurate results Exceeding: Analyse the motion on the ticker tape