Powerpoint lecture covering the following in a modern, concise format: Specification Point 3.3 - Understand ways to prepare for earthquakes (warning and evacuation, building design, remote sensing and GIS). Specification Point 3.3 - Understand short-term responses and relief (emergency aid, shelter and supplies). Specification Point 3.3 - Understand longer-term planning (risk assessment, hazard mapping and rebuilding programmes). Complete set of Chapter 3 Lectures are available.

Powerpoint lecture covering the following in a modern, concise format: Specification Point 2.3 - Understand that there are different coastal management strategies, including soft engineering, hard engineering and shoreline management plans. Complete set of Chapter 2 Lectures are available.

Powerpoint lecture covering the following in a modern, concise format: Specification Point 3.1 - Understand the characteristics, distribution and measurement of different types of natural hazards including tropical cyclones, earthquakes and volcanoes. Complete set of Chapter 3 Lectures are available.

Powerpoint lecture covering the following in a modern, concise format: Specification Point 4.2 - Understand informal employment: causes (economic development, rural-urban migration) and characteristics (advantages and disadvantages) in a named megacity. Complete set of Chapter 5 Lectures are available.

Powerpoint lecture covering the following in a modern, concise format: Specification Point 1.4 - Assessment of river fieldwork skills. Complete set of Chapter 4 Lectures are available.

Powerpoint lecture covering the following in a modern, concise format: Specification Point 6.1 - Understand the contrasting trends in urbanisation over the last 50 years in different parts of the world, including the processes of suburbanisation and counter-urbanisation. Complete set of Chapter 7 Lectures are available.

Powerpoint lecture covering the following in a modern, concise format: Specification Point 4.2.1 - Approaches in psychology. The biological approach: the influence of genes, biological structures and neurochemistry on behaviour. Genotype and phenotype, genetic basis of behaviour, evolution and behaviour. Complete set of Chapter 5 Lectures are available.

Complete set of concise, modern presentations for AQA A Level Psychology (7181 and 7182) Chapter 5 - Approaches in Psychology. Contains colour coded specification points. Seven presentations included: 21 - The Origins of Psychology 22 - The Behaviourist Approach 23 - Social Learning Theory 24 - The Cognitive Approach 25 - The Biological Approach 26 - The Psychodynamic Approach 27 - Humanistic Psychology

Powerpoint lecture covering the following in a modern, concise format: Specification Point 4.2.2 - Biopsychology. Ways of studying the brain: scanning techniques, including functional magnetic resonance imaging (fMRI); electroencephalogram (EEGs) and event-related potentials (ERPs); postmortem examinations. Complete set of Chapter 6 Lectures are available.

Complete set of companion PDF worksheets for Edexcel IGCSE Chemistry (4CH1) Chapter 4 - Metals, Halogens and Atmospheric Gases. Contains short answer questions, an activity requiring lateral thinking and exam-style questions. Five worksheets included: 16 - Group 1 Elements 17 - Group 7 Elements 18 - Atmospheric Gases 19 - Metals and the Reactivity Series 20 - The Uses of Metals

Powerpoint lecture covering the following in a modern, concise format: Specification Point 4.2.3.2 - Data handling and analysis. Quantitative and qualitative data; the distinction between qualitative and quantitative data collection techniques. Primary and secondary data, including meta-analysis. Descriptive statistics: measures of central tendency – mean, median, mode; calculation of mean, median and mode; measures of dispersion; range and standard deviation; calculation of range. Complete set of Chapter 7 Lectures are available.

Complete set of PDF worksheets for Edexcel IGCSE Biology (4BI0) Chapter 4 - Coordination and Control. Contains short answer questions, an activity requiring lateral thinking and exam-style questions. All questions are original. Nine worksheets included: 27 - Excretion 28 - The Kidneys 29 - Coordination 30 - Coordination in Plants 31 - Coordination in Humans 32 - Reflexes and the Eye 33 - Controlling Body Temperature 34 - Hormones 35 - More Hormones

Powerpoint lecture covering the following in a modern, concise format: Specification Point 4.3.2 - Relationships. Parasocial relationships: levels of parasocial relationships, the absorption addiction model and the attachment theory explanation. Complete set of Chapter 9 Lectures are available.

Companion PDF worksheet for Edexcel IGCSE Physics Lecture 15 - Electromagnetic Waves. Contains short answer questions, an activity requiring lateral thinking and exam-style questions. Specification Point 3.7 - Use the relationship between frequency and wavelength in different contexts including sound waves and electromagnetic waves. Specification Point 3.8 - Explain why there is a change in the observed frequency and wavelength of a wave when its source is moving relative to an observer, and that this is known as the Doppler effect. Specification Point 3.10 - Know that light is part of a continuous electromagnetic spectrum that includes radio, microwave, infrared, visible, ultraviolet, x-ray and gamma ray radiations and that all these waves travel at the same speed in free space. Specification Point 3.11 - Know the order of the electromagnetic spectrum in terms of decreasing wavelength and increasing frequency, including the colours of the visible spectrum. Specification Point 3.12 - Explain some of the uses of electromagnetic radiations. Specification Point 3.13 - Explain the detrimental effects of excessive exposure of the human body to electromagnetic waves and describe simple protective measures against the risks. Complete set of Chapter 3 Worksheets are available.

Powerpoint lecture and associated PDF worksheet covering the following in a modern, concise format: Specification Point 3.7 - Use the relationship between frequency and wavelength in different contexts including sound waves and electromagnetic waves. Specification Point 3.8 - Explain why there is a change in the observed frequency and wavelength of a wave when its source is moving relative to an observer, and that this is known as the Doppler effect. Specification Point 3.10 - Know that light is part of a continuous electromagnetic spectrum that includes radio, microwave, infrared, visible, ultraviolet, x-ray and gamma ray radiations and that all these waves travel at the same speed in free space. Specification Point 3.11 - Know the order of the electromagnetic spectrum in terms of decreasing wavelength and increasing frequency, including the colours of the visible spectrum. Specification Point 3.12 - Explain some of the uses of electromagnetic radiations. Specification Point 3.13 - Explain the detrimental effects of excessive exposure of the human body to electromagnetic waves and describe simple protective measures against the risks. Complete set of Chapter 3 Lessons are available.

Powerpoint lecture and associated PDF worksheet covering the following in a modern, concise format: Specification Point 1.30P - Know and use the relationship between the moment of a force and its perpendicular distance from the pivot. Specification Point 1.31P - Know that the weight of a body acts through its centre of gravity. Specification Point 1.32P - Use the principle of moments for a simple system of parallel forces acting in one plane. Specification Point 1.33P - Understand how the upward forces on a light beam, supported at its ends, vary with the position of a heavy object placed on the beam. Complete set of Chapter 1 Lessons are available.

Powerpoint lecture covering the following in a modern, concise format: Specification Point 2.22P - Identify common materials which are electrical conductors or insulators, including metals and plastics. Specification Point 2.23P - Practical: investigate how insulating materials can be charged by friction. Specification Point 2.24P - Explain how positive and negative electrostatic charges are produced on materials by the loss and gain of electrons. Specification Point 2.25P - Know that there are forces of attraction between unlike charges and forces of repulsion between like charges. Specification Point 2.26P - Explain electrostatic phenomena in terms of the movement of electrons. Specification Point 2.27P - Explain the potential dangers of electrostatic charges. Specification Point 2.28P - Explain some uses of electrostatic charges. Complete set of Chapter 2 Lectures are available.

Companion PDF worksheet for Edexcel IGCSE Physics Lecture 13 - Static Electricity. Contains short answer questions, an activity requiring lateral thinking and exam-style questions. Specification Point 2.22P - Identify common materials which are electrical conductors or insulators, including metals and plastics. Specification Point 2.23P - Practical: investigate how insulating materials can be charged by friction. Specification Point 2.24P - Explain how positive and negative electrostatic charges are produced on materials by the loss and gain of electrons. Specification Point 2.25P - Know that there are forces of attraction between unlike charges and forces of repulsion between like charges. Specification Point 2.26P - Explain electrostatic phenomena in terms of the movement of electrons. Specification Point 2.27P - Explain the potential dangers of electrostatic charges. Specification Point 2.28P - Explain some uses of electrostatic charges. Complete set of Chapter 2 Worksheets 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.