This revision resource contains an engaging and informative PowerPoint (49 slides) and a differentiated worksheet that will enable the students to assess their understanding of the topic B2 (Cells) content of the CIE IGCSE Combined Science specification for examination in June and November 2020 and 2021. The following topics have been given particular attention in this lesson: The structure and function of red blood cells Diffusion as the movement of molecules from a high concentration to a low concentration The structure of root hair cells to allow absorption of minerals and water from the soil Osmosis investigations The effect on plant cells of immersion in solutions of different water potentials The function of the organelles found in animal and plant cells The structure and function of specialised cells This resource is ideal for revision purposes during or at the end of the topic and in the lead up to mocks or the actual IGCSE exams

This concise, engaging revision lesson has been designed to include activities that will motivate the students whilst they assess their understanding of topic B3 (Biological molecules) of the CIE IGCSE Combined Science specification. An understanding of biological molecules is fundamental to the understanding of a lot other Biology topics and this lesson has attempted to make the links between the different areas. The range of activities which include exam questions, quick tasks and quiz competitions have been written to cover as much of the content as possible but the following topics have received particular attention: The chemical elements in carbohydrates The formation of starch and glycogen from glucose The iodine test for starch Lipids are formed of fatty acids and glycerol Investigational skills The ethanol emulsion test for lipids This resource includes a PowerPoint (27 slides) and a worksheet with a task about the digestion of milk fat so students can recognise the components of lipids

This fully-resourced REVISION lesson has been written to challenge the students on their knowledge of the content of topic 6 (Magnetism and electromagnetism) of the Pearson Edexcel IGCSE Physics specification. The engaging PowerPoint and accompanying resources will motivate the students whilst they assess their understanding of the content and identify any areas which may require further attention. The wide range of activities have been written to cover as much of the topic as possible but the following specification points have been given particular focus: Magnets attract and repel other magnets and attract magnetic materials Magnetism is induced in some materials when they are placed in a magnetic field The construction of an electromagnet Use of the left-hand rule to predict the direction of the resulting force in a motor How the motor effect is applied in a loudspeaker The structure and function of a transformer Know and use the relationship between input and output voltages and the turns ratio Know and use the relationship between input and output power for 100% efficient transformer Explain the use of a step-up transformer in the transmission of electrical energy Quiz rounds such as “THE BIG REVEAL” and “WHAT EXACTLY AM I” are used to test the students on their knowledge of key terms and structures and all of the tasks are differentiated to allow students of differing abilities to access the work

This fully-resourced revision lesson challenges the students on their knowledge of the content which is detailed in topic 14 (Particle model) of the Pearson Edexcel GCSE Physics specification. The wide range of activities, which include exam-style questions with clear explanations, will allow them to assess their understanding of the content and to recognise those areas which require further attention. The lesson has been designed to cover as much of the module as possible but the following specification points have been given particular attention: Recall and use the equation to calculate density Explain the differences in density between the different states of matter Describe that mass is conserved during physical changes Explain how heating a system will change the temperature or change a state Define the terms specific heat capacity and specific latent heat and describe the differences between them Use the equations involving specific heat capacity and specific latent heat Explain the qualitative relationship between Kelvin temperature and pressure of a gas Convert between the Kelvin and degrees Celsius scales Explain the effect of changing the volume on the pressure of a fixed mass of gas at a constant temperature Explain why doing work on a gas can increase the temperature Most of the resources are differentiated to allow students of differing abilities to access the work and be challenged and the PowerPoint guides the students through the range of mathematical skills which are tested in this topic

This fully-resourced revision lesson challenges the students on their knowledge of the content detailed in topic 1 (Matter) of the OCR GCSE Physics specification. The wide range of activities, which include exam questions with clear explanations, will allow them to assess their understanding of the content and to recognise those areas which require further attention. The lesson has been designed to cover as much of the module as possible but the following specification points have been given particular attention: Recall and apply the equation to calculate density Describe how and why the atomic model has changed over time Describe the atom and recall the typical size Explain the difference in density between different states of matter Describe how mass is conserved when physical changes occur Describe how physical changes differ from chemical changes Define the term specific heat capacity and distinguish between that and specific latent heat Applying the equation to calculate the specific heat capacity Understanding that temperature does not change during changes of state Applying the equation to calculate the specific latent heat Explaining the qualitative relationship between the temperature of a gas and its pressure Applying the equation that links pressure, volume and a constant Explain how doing work on a gas can increase its temperature Explain why pressure in a liquid varies with depth Most of the resources are differentiated to allow students of differing abilities to access the work and be challenged and the PowerPoint guides the students through the range of mathematical skills which are tested in this module

This revision lesson is fully-resourced and the engaging PowerPoint and accompanying resources have been designed to challenge students on their understanding of the content detailed in topics 2.7, 2.8 and 2.9 of the WJEC GCSE Physics specification. It was decided that the close links between the types of radiation, half-life and nuclear energy lent themselves to a combined revision resource. The lesson was written to cover as much of the topics as possible but the following points have been given particular attention: The nucleon and proton number and the numbers of neutrons and protons in an atomic nucleus Recognising and representing isotopes Calculating the half-life when given information about the radioactive count The differing penetrating powers of the three types of radiation Background radiation Sources of background radiation and possible reasons for varying levels of radon gas Nuclear decay equations for alpha and beta decay Nuclear fission and nuclear fusion Representing a nuclear fission reaction in an equation The wide range of activities which include exam-style questions with fully-explained answers, differentiated tasks and quick quiz competitions will engage and motivate the students whilst they recognise the areas of these topics which will require their further attention It is estimated that it will take in excess of 2 hours of GCSE teaching time to complete this lesson

This detailed and engaging lesson supports students with their revision in the build up to their UNIT 1 mocks or final assessment. The wide range of tasks and activities will challenge them on their knowledge of Molecules, Diet, Transport and Health (topics 1 and 2) of the Edexcel International A-level biology specification, allowing them to identify any areas which require further attention before the examinations. Included in the range of tasks are exam-style questions and understanding checks and all answers are embedded into the PowerPoint. There are quiz rounds to maintain engagement and to encourage healthy competition, as well as guided discussion periods to provide opportunities for students to support each other. The following content is directly covered by this revision lesson: The nature of the genetic code Globular and fibrous proteins Protein structure Haemoglobin and the affinity for oxygen The role of the heart valves in the cardiac cycle The course of events that lead to atherosclerosis Passive and active transport DNA replication The structure and function of starch Genetic terminology Codominance Sex-linked diseases Many of the tasks have been differentiated to maintain challenge whilst providing access to all. This is an extensive lesson with many tasks so it is estimated that it will take over 3 hours of teaching time if covered in full, but teachers may choose to use sections to focus on a specific topic.

This detailed and engaging lesson supports students with their revision in the build up to their PAPER 1 (Biological processes) mocks or final assessment. The wide range of tasks and activities will challenge them on their knowledge of modules 1, 2, 3 and 5 of the OCR A-level biology A specification, allowing them to identify any areas which require further attention before the examinations. Included in the range of tasks are exam-style questions and understanding checks and all answers are embedded into the PowerPoint. There are quiz rounds to maintain engagement and to encourage healthy competition, as well as guided discussion periods to provide opportunities for students to support each other. The following content is directly covered by this revision lesson: The nature of the genetic code Globular and fibrous proteins Protein structure The role of the heart valves in the cardiac cycle The conduction system of the heart The autonomic control of heart rate The mitotic cell cycle DNA replication The events of meiosis that contribute to genetic variation The structure of starch and cellulose The light-dependent and light-independent reactions of photosynthesis The ultrastructure of eukaryotic cells Calculating the size of an object under the optical microscope Saltatory conduction The structure and function of sensory and motor neurones Depolarisation and the initiation of an action potential Many of the tasks have been differentiated to maintain challenge whilst providing access to all. This is an extensive lesson with many tasks so it is estimated that it will take over 3 hours of teaching time if covered in full, but teachers may choose to use sections to focus on a specific topic. If you and your students enjoy this lesson and find it beneficial, a revision challenging the content of modules 1, 2, 4 & 6 as assessed in PAPER 2 (Biological diversity) has also been uploaded.