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Complete set of companion PDF worksheets for Edexcel IGCSE Physics (4PH1) Chapter 8 - Astrophysics. Contains short answer questions, an activity requiring lateral thinking and exam-style questions. Three worksheets included: 31 - The Universe 32 - The Evolution of Stars 33 - Cosmology

This set is designed to be bought as part of the Complete Edexcel IGCSE Science Bundle The complete Edexcel IGCSE Physics course from start to finish. Huge bundle of resources with every topic covered. Complete set of companion PDF worksheets for Edexcel IGCSE Physics (4PH1) Chapters 1 - 8. This pack contains 33 worksheets, including: 1 - Distance and Speed 2 - Acceleration 3 - Forces 4 - Balanced and Unbalanced Forces 5 - Gravity, Weight and Drag 6 - Hooke’s Law 7 - Momentum 8 - Forces and Moments 9 - Mains Electricity 10 - Power, Current and Voltage 11 - Circuits Part 1 12 - Circuits Part 2 13 - Static Electricity 14 - Waves 15 - Electromagnetic Waves 16 - Reflection and Refraction 17 - Sound Waves 18 - Energy 19 - Thermal Energy 20 - Work and Power 21 - Sources of Energy 22 - Density and Pressure 23 - Changes of State 24 - Ideal Gases 25 - Magnetism 26 - Electromagnets Part 1 27 - Electromagnets Part 2 28 - Radioactivity Part 1 29 - Radioactivity Part 2 30 - Fission and Fusion 31 - The Universe 32 - The Evolution of Stars 33 - Cosmology

Complete set of companion PDF worksheets for Edexcel IGCSE Physics (4PH1) Chapter 2 - Electricity. Contains short answer questions, an activity requiring lateral thinking and exam-style questions. Five worksheets included: 9 - Mains Electricity 10 - Power, Current and Voltage 11 - Circuits Part 1 12 - Circuits Part 2 13 - Static Electricity

Companion PDF worksheet for Edexcel IGCSE Physics Lecture 17 - Sound Waves. Contains short answer questions, an activity requiring lateral thinking and exam-style questions. 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 Worksheets are available.

Companion PDF worksheet for Edexcel IGCSE Physics Lecture 19 - Thermal Energy. Contains short answer questions, an activity requiring lateral thinking and exam-style questions. 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 Worksheets are available.

Edexcel IGCSE Physics Worksheets Chapter 4 - Energy Resources and Transfer Complete set of companion PDF worksheets for Edexcel IGCSE Physics (4PH1) Chapter 4 - Energy Resources and Transfer. Contains short answer questions, an activity requiring lateral thinking and exam-style questions. Four worksheets included: 18 - Energy 19 - Thermal Energy 20 - Work and Power 21 - Sources of Energy

Powerpoint lecture and associated PDF worksheet 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 Lessons are available.

Companion PDF worksheet for Edexcel IGCSE Physics Lecture 23 - Changes of State. Contains short answer questions, an activity requiring lateral thinking and exam-style questions. Specification Point 5.8P - Explain why heating a system will change the energy stored within the system and raise its temperature or produce changes of state. Specification Point 5.9P - Describe the changes that occur when a solid melts to form a liquid, and when a liquid evaporates or boils to form a gas. Specification Point 5.10P - Describe the arrangement and motion of particles in solids, liquids and gases. Specification Point 5.11P - Practical: obtain a temperature–time graph to show the constant temperature during a change of state. Specification Point 5.12P - Know that specific heat capacity is the energy required to change the temperature of an object by one degree celsius per kg of mass. Specification Point 5.13P - Use an equation to derive the change in thermal energy in a system. Specification Point 5.14P - Practical: investigate the specific heat capacity of materials including water and some solids. Complete set of Chapter 5 Worksheets are available.

Powerpoint lecture and associated PDF worksheet covering the following in a modern, concise format: Specification Point 5.8P - Explain why heating a system will change the energy stored within the system and raise its temperature or produce changes of state. Specification Point 5.9P - Describe the changes that occur when a solid melts to form a liquid, and when a liquid evaporates or boils to form a gas. Specification Point 5.10P - Describe the arrangement and motion of particles in solids, liquids and gases. Specification Point 5.11P - Practical: obtain a temperature–time graph to show the constant temperature during a change of state. Specification Point 5.12P - Know that specific heat capacity is the energy required to change the temperature of an object by one degree celsius per kg of mass. Specification Point 5.13P - Use an equation to derive the change in thermal energy in a system. Specification Point 5.14P - Practical: investigate the specific heat capacity of materials including water and some solids. Complete set of Chapter 5 Lessons are available.

Companion PDF worksheet for Edexcel IGCSE Physics Lecture 22 - Density and Pressure. Contains short answer questions, an activity requiring lateral thinking and exam-style questions. Specification Point 5.3 - Know and use the relationship between density, mass and volume. Specification Point 5.4 - Practical: investigate density using direct measurements of mass and volume. Specification Point 5.5 - Know and use the relationship between pressure, force and area. Specification Point 5.6 - Understand how the pressure at a point in a gas or liquid at rest acts equally in all directions. Specification Point 5.7 - Know and use the relationship for pressure difference. Complete set of Chapter 5 Worksheets 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.

Companion PDF worksheet for Edexcel IGCSE Physics Lecture 26 - Electromagnets Part 1. Contains short answer questions, an activity requiring lateral thinking and exam-style questions. 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 Worksheets are available.

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.

A useful resource for students to practice their knowledge and examination technique for future external assessments. This is for the following paper: 4PH1 - 1P This mock is based on our 2023 Predicted Papers. These questions are completely original and have been designed from scratch. There has been no reuse of previous exam questions. Our mock paper follows the format of the true Edexcel IGCSE Physics 1P paper closely. It is also the exact duration and mark-count, with questions of increasing difficulty. A mark scheme is also attached. The paper covers the following specification points: • Topic 1b – Movement and position (1.4 – 1.10) • Topic 2b – Mains electricity (2.2 – 2.6) • Topic 2c – Energy and voltage in circuits (2.8 – 2.21) • Topic 3c – The electromagnetic spectrum (3.10 – 3.13) • Topic 4b – Energy transfers (4.2 – 4.10) • Topic 5b - Density and pressure (5.3) • Topic 6b – Magnetism (6.2 – 6.7) • Topic 6c – Electromagnetism (6.8, 6.13 – 6.14) • Topic 7b – Radioactivity (7.2 – 7.8, 7.16) • Topic 7c – Fission and fusion (7.17 – 7.25) • Topic 8b – Motion in the universe (8.6) • Topic 8c – Stellar evolution (8.8 – 8.10) Disclaimer: This document was created by department heads with many years of experience teaching the Pearson Edexcel IGCSE Physics course. We cannot however guarantee that it is an accurate representation of upcoming examinations and students should not treat it as such. Please use this as an aid, alongside other methods of revision.

Powerpoint lecture and associated PDF worksheet covering the following in a modern, concise format: Specification Point 3.1 - Use the following units: degree (°), hertz (Hz), metre (m), metre/second (m/s) and second (s). Specification Point 3.2 - Explain the difference between longitudinal and transverse waves. Specification Point 3.3 - Know the definitions of amplitude, wavefront, frequency, wavelength and period of a waves. Specification Point 3.4 - Know that waves transfer energy and information without transferring matter. Specification Point 3.5 - Know and use the relationship between the speed, frequency and wavelength of a wave. Specification Point 3.6 - Use the relationship between frequency and time period. Complete set of Chapter 3 Lessons are available.

Companion PDF worksheet for Edexcel IGCSE Physics Lecture 14 - Waves. Contains short answer questions, an activity requiring lateral thinking and exam-style questions. Specification Point 3.1 - Use the following units: degree (°), hertz (Hz), metre (m), metre/second (m/s) and second (s). Specification Point 3.2 - Explain the difference between longitudinal and transverse waves. Specification Point 3.3 - Know the definitions of amplitude, wavefront, frequency, wavelength and period of a waves. Specification Point 3.4 - Know that waves transfer energy and information without transferring matter. Specification Point 3.5 - Know and use the relationship between the speed, frequency and wavelength of a wave. Specification Point 3.6 - Use the relationship between frequency and time period. Complete set of Chapter 3 Worksheets are available.

Powerpoint lecture and associated PDF worksheet covering the following in a modern, concise format: Specification Point 2.1 - Use the following units: ampere, coulomb, joule , ohm, second, volt and watt. Specification Point 2.2 - Understand how the use of insulation, double insulation, earthing, fuses and circuit breakers protects the device or user in a range of domestic appliances. Specification Point 2.3 - Understand why a current in a resistor results in the electrical transfer of energy and an increase in temperature, and how this can be used in a variety of domestic contexts. Specification Point 2.14 - Know that current is the rate of flow of charge. Complete set of Chapter 2 Lessons are available.