Complete set of concise, modern presentations for Edexcel IGCSE Physics (4PH1) Chapter 2 - Electricity. Contains colour coded specification points. Five presentations included: 9 - Mains Electricity 10 - Power, Current and Voltage 11 - Circuits Part 1 12 - Circuits Part 2 13 - Static Electricity

Powerpoint lecture covering the following in a modern, concise format: Specification Point 3.24P - Know that the frequency range for human hearing is 20–20,000 Hz. Specification Point 3.25P - Practical: investigate the speed of sound in air. Specification Point 3.26P - Understand how an oscilloscope and microphone can be used to display a sound wave. Specification Point 3.27P - Practical: investigate the frequency of a sound wave using an oscilloscope. Specification Point 3.28P - Understand how the pitch of a sound relates to the frequency of vibration of the source. Specification Point 3.29P - Understand how the loudness of a sound relates to the amplitude of vibration of the source. Complete set of Chapter 3 Lectures are available.

Powerpoint lecture and associated PDF worksheet covering the following in a modern, concise format: Specification Point 4.6 - Describe how thermal energy transfer may take place by conduction, convection and radiation. Specification Point 4.7 - Explain the role of convection in everyday phenomena. Specification Point 4.8 - Explain how emission and absorption of radiation are related to surface and temperature. Specification Point 4.9 - Practical: investigate thermal energy transfer by conduction, convection and radiation. Specification Point 4.10 - Explain ways of reducing unwanted energy transfer, such as insulation. Complete set of Chapter 4 Lessons are available.

Companion PDF worksheet for Edexcel IGCSE Physics Lecture 24 - Ideal Gases. Contains short answer questions, an activity requiring lateral thinking and exam-style questions. Specification Point 5.15 - Explain how molecules in a gas have random motion and that they exert a force and hence a pressure on the walls of a container. Specification Point 5.16 - Understand why there is an absolute zero of temperature which is –273 °C. Specification Point 5.17 - Describe the Kelvin scale of temperature and be able to convert between the Kelvin and Celsius scales. Specification Point 5.18 - Understand why an increase in temperature results in an increase in the average speed of gas molecules. Specification Point 5.19 - Know that the Kelvin temperature of a gas is proportional to the average kinetic energy of its molecules. Specification Point 5.20 - Explain, for a fixed amount of gas, the qualitative relationship between: pressure and volume at constant temperature, pressure and Kelvin temperature at constant volume. Specification Point 5.21 - Use the relationship between the pressure and Kelvin temperature of a fixed mass of gas at constant volume. Specification Point 5.22 - Use the relationship between the pressure and volume of a fixed mass of gas at constant temperature. Complete set of Chapter 5 Worksheets are available.

Powerpoint lecture covering the following in a modern, concise format: Specification Point 5.15 - Explain how molecules in a gas have random motion and that they exert a force and hence a pressure on the walls of a container. Specification Point 5.16 - Understand why there is an absolute zero of temperature which is –273 °C. Specification Point 5.17 - Describe the Kelvin scale of temperature and be able to convert between the Kelvin and Celsius scales. Specification Point 5.18 - Understand why an increase in temperature results in an increase in the average speed of gas molecules. Specification Point 5.19 - Know that the Kelvin temperature of a gas is proportional to the average kinetic energy of its molecules. Specification Point 5.20 - Explain, for a fixed amount of gas, the qualitative relationship between: pressure and volume at constant temperature, pressure and Kelvin temperature at constant volume. Specification Point 5.21 - Use the relationship between the pressure and Kelvin temperature of a fixed mass of gas at constant volume. Specification Point 5.22 - Use the relationship between the pressure and volume of a fixed mass of gas at constant temperature. Complete set of Chapter 5 Lectures are available.

Complete set of companion PDF worksheets for Edexcel IGCSE Physics (4PH1) Chapter 5 - Solids, Liquids and Gases. Contains short answer questions, an activity requiring lateral thinking and exam-style questions. Three worksheets included: 22 - Density and Pressure 23 - Changes of State 24 - Ideal Gases

Companion PDF worksheet for Edexcel IGCSE Physics Lecture 33 - Cosmology. Contains short answer questions, an activity requiring lateral thinking and exam-style questions. Specification Point 8.11P - Understand how the brightness of a star at a standard distance can be represented using absolute magnitude. Specification Point 8.12P - Draw the main components of the Hertzsprung–Russell diagram. Specification Point 8.13P - Describe the past evolution of the universe and the main arguments in favour of the Big Bang theory. Specification Point 8.14P - Describe evidence that supports the Big Bang theory. Specification Point 8.15P - Describe that if a wave source is moving relative to an observer, there will be a change in the observed frequency and wavelength. Specification Point 8.16P - Use the equation relating to change in wavelength, reference wavelength, velocity of a galaxy and the speed of light. Specification Point 8.17P - Describe the red-shift in light received from galaxies at different distances away from the Earth. Specification Point 8.18P - Explain why the red-shift of galaxies provides evidence for the expansion of the universe. Complete set of Chapter 8 Worksheets are available.

Companion PDF worksheet for Edexcel IGCSE Physics Lecture 32 - The Evolution of Stars. Contains short answer questions, an activity requiring lateral thinking and exam-style questions. Specification Point 8.7 - Understand how stars can be classified according to their colour. Specification Point 8.8 - Know that a star’s colour is related to its surface temperature. Specification Point 8.9 - Describe the evolution of stars of similar mass to the Sun through the following stages: nebula, star, red giant and white dwarf. Specification Point 8.10 - Describe the evolution of stars with a mass larger than the Sun. Complete set of Chapter 8 Lectures are available. Complete set of Chapter 8 Worksheets are available.

Powerpoint lecture covering the following in a modern, concise format: Specification Point 8.11P - Understand how the brightness of a star at a standard distance can be represented using absolute magnitude. Specification Point 8.12P - Draw the main components of the Hertzsprung–Russell diagram. Specification Point 8.13P - Describe the past evolution of the universe and the main arguments in favour of the Big Bang theory. Specification Point 8.14P - Describe evidence that supports the Big Bang theory. Specification Point 8.15P - Describe that if a wave source is moving relative to an observer, there will be a change in the observed frequency and wavelength. Specification Point 8.16P - Use the equation relating to change in wavelength, reference wavelength, velocity of a galaxy and the speed of light. Specification Point 8.17P - Describe the red-shift in light received from galaxies at different distances away from the Earth. Specification Point 8.18P - Explain why the red-shift of galaxies provides evidence for the expansion of the universe. Complete set of Chapter 8 Lectures are available.

Powerpoint lecture and associated PDF worksheet covering the following in a modern, concise format: Specification Point 6.8 - Know that an electric current in a conductor produces a magnetic field around it. Specification Point 6.12 - Understand why a force is exerted on a current-carrying wire in a magnetic field, and how this effect is applied in simple D.C. electric motors and loudspeakers. Specification Point 6.13 - Use the left-hand rule to predict the direction of the resulting force when a wire carries a current perpendicular to a magnetic field. Specification Point 6.14 - Describe how the force on a current-carrying conductor in a magnetic field changes with the magnitude and direction of the field and current. Specification Point 6.15 - Know that a voltage is induced in a conductor or a coil when it moves through a magnetic field or when a magnetic field changes through it and describe the factors that affect the size of the induced voltage. Specification Point 6.16 - Describe the generation of electricity by the rotation of a magnet within a coil of wire and of a coil of wire within a magnetic field, and describe the factors that affect the size of the induced voltage. Complete set of Chapter 6 Lessons are available.

Complete set of concise, modern presentations for Edexcel IGCSE Physics (4PH1) Chapter 6 - Magnetism and Electromagnetism. Contains colour coded specification points. Three presentations included: 25 - Magnetism 26 - Electromagnets Part 1 27 - Electromagnets Part 2

Powerpoint lecture covering the following in a modern, concise format: Specification Point 6.9P - Describe the construction of electromagnets. Specification Point 6.10P - Draw magnetic field patterns for a straight wire, a flat circular coil and a solenoid when each is carrying a current. Specification Point 6.11P - Know that there is a force on a charged particle when it moves in a magnetic field as long as its motion is not parallel to the field. Specification Point 6.17P - Describe the structure of a transformer, and understand that a transformer changes the size of an alternating voltage by having different numbers of turns on the input and output sides. Specification Point 6.18P - Explain the use of step-up and step-down transformers in the large-scale generation and transmission of electrical energy. Specification Point 6.19P - Know and use the relationship between input and output voltages and the turns ratio for a transformer. Specification Point 6.20P - Know and use the relationship between input power and output power. Complete set of Chapter 6 Lectures are available.

The complete Edexcel IGCSE Double Award Science (Physics) course from start to finish. Huge bundle of resources with every topic covered. Complete set of concise, modern presentations for Edexcel IGCSE Double Award Science (Physics) (4SD0). Contains colour coded specification points with handmade vector graphics. 25 presentations included: 1 - Distance and Speed 2 - Acceleration 3 - Forces 4 - Balanced and Unbalanced Forces 5 - Gravity, Weight and Drag 6 - Hooke’s Law 9 - Mains Electricity 10 - Power, Current and Voltage 11 - Circuits Part 1 12 - Circuits Part 2 14 - Waves 15 - Electromagnetic Waves 16 - Reflection and Refraction 18 - Energy 19 - Thermal Energy 20 - Work and Power 22 - Density and Pressure 24 - Ideal Gases 25 - Magnetism 26 - Electromagnets Part 1 28 - Radioactivity Part 1 29 - Radioactivity Part 2 30 - Fission and Fusion 31 - The Universe 32 - The Evolution of Stars The separate award Physics course is also available for purchase.

Powerpoint lecture and associated PDF worksheet covering the following in a modern, concise format: Specification Point 1.1 - Understand how to use some common units in physics. Specification Point 1.3 - Plot and explain distance−time graphs. Specification Point 1.4 - Know and use the relationship between average speed, distance moved and time taken. Specification Point 1.5 - Practical: investigate the motion of everyday objects such as toy cars or tennis balls. Complete set of Chapter 1 Lessons are available.

Powerpoint lecture and associated PDF worksheet covering the following in a modern, concise format: Specification Point 1.22 - Practical: investigate how extension varies with applied force for helical springs, metal wires and rubber bands. Specification Point 1.23 - Know that the initial linear region of a force-extension graph is associated with Hooke’s law. Specification Point 1.24 - Describe elastic behaviour as the ability of a material to recover its original shape after the forces causing deformation have been removed. Complete set of Chapter 1 Lessons are available.

PowerPoint lecture covering the following in a modern, concise format: Specification Point 4.1.1.1 - Energy stores and systems. Complete set of Chapter 1 Lectures are available.