A fully resourced lesson presentation (53 slides) and associated worksheet that uses a combination of exam questions, understanding checks, quick tasks and a quiz competition to help the students to assess their understanding of the topics found within TOPIC 5 (Energy changes) of the AQA GCSE Chemistry specification (specification point C4.5). The lesson includes useful hints and tips to encourage success in assessments. For example, students are shown how to use the energy change in a chemical reaction to work out if it is an endothermic or exothermic reaction. The topics that are tested within the lesson include: Endothermic and exothermic reactions Reaction profiles Calculating energy changes in reactions Fuel cells Students will be engaged through the numerous activities including a summary round called “E NUMBERS” which requires them to use all of their knowledge to work out the type of reactions that are shown.

This is a fully-resourced revision lesson that uses a combination of exam questions, understanding checks, quick tasks and quiz competitions to help the students to assess their understanding of the sub-topics found within Topic C1 (Key concepts in chemistry) of the Edexcel GCSE Combined Science specification. The sub-topics and specification points that are tested within the lesson include: Describe how the model of the atom has changed over time with the discovery of the subatomic particles Describe the structure of an atom and know that atoms contain the same number of protons as electrons Calculate the number of protons, electrons and neutrons when given the atomic and mass number Identify elements as metals or non-metals Predict the electron configuration of the first 20 elements Explain how ionic bonds are formed by the transfer of electrons Explain the structure of an ionic compound as an ionic lattice Explain how a covalent bond is formed Be able to draw dot and cross diagrams for simple covalent structures Describe the structure and properties of graphite and diamond Calculate the relative formula mass Explain the law of the conservation of mass Calculate the concentration of a solution Recall Avogadro’s constant and use in mole calculations Students will be engaged through the numerous quiz rounds whilst crucially being able to recognise those areas which require their further attention during general revision or during the lead up to the actual GCSE terminal exams

This is a fully-resourced revision lesson that uses a combination of exam questions, understanding checks, quick tasks and quiz competitions to help the students to assess their understanding of the sub-topics found within Topic C7 (Rates of reaction and energy changes) of the Edexcel GCSE Combined Science specification. The sub-topics and specification points that are tested within the lesson include: Explain the effects on rates of reaction of changes in temperature, concentration and pressure Be able to define a catalyst and explain how this reduces the activation energy Describe an endothermic and exothermic reactions Calculate the energy change in a reaction Draw reaction profiles for endothermic and exothermic reactions, identifying activation energy Students will be engaged through the numerous quiz rounds whilst crucially being able to recognise those areas which require their further attention during general revision or during the lead up to the actual GCSE terminal exams

This is a fully-resourced revision lesson that uses a combination of exam questions, understanding checks, quick tasks and quiz competitions to help the students to assess their understanding of the sub-topics found within Topic C8 (Fuels and Earth Science) of the Edexcel GCSE Combined Science specification. The sub-topics and specification points that are tested within the lesson include: The separation of crude oil into simpler, more useful mixtures by fractional distillation The differing properties of the fractions The complete and incomplete combustion of hydrocarbons The chemical process of cracking The Earth’s early atmosphere Human activity and climate change The composition of today’s atmosphere Students will be engaged through the numerous quiz rounds whilst crucially being able to recognise those areas which require their further attention during general revision or during the lead up to the actual GCSE terminal exams

This is a fully-resourced revision lesson that uses a combination of exam questions, understanding checks, quick tasks and quiz competitions to help the students to assess their understanding of the sub-topics found within Topic C6 (Groups in the Periodic table) of the Edexcel GCSE Combined Science specification. The sub-topics and specification points that are tested within the lesson include: Describe the reactions of lithium, sodium and potassium with water Describe the pattern of reactivity in the alkali metals and explain this pattern in terms of electronic configurations Describe the reactions of the halogens to form metal halides Explain the reactivity of the halogens in terms of electronic configurations Explain why the noble gases are chemically inert Students will be engaged through the numerous quiz rounds whilst crucially being able to recognise those areas which require their further attention during general revision or during the lead up to the actual GCSE terminal exams

This is a fully-resourced revision lesson that uses a combination of exam questions, understanding checks, quick tasks and quiz competitions to enable students to assess their understanding of the sub-topics found within Topic P10 (Electricity and their circuits) of the Edexcel GCSE Combined Science specification. The sub-topics and specification points that are tested within the lesson include: Draw and use electric circuit diagrams Describe the difference between series and parallel circuits Recall that an ammeter is set up in series and a voltmeter is set up in parallel Explain that the electric current is the rate of flow of charge Recall and use the equation connecting potential difference, current and resistance Calculate the current, potential difference and resistance in series and parallel circuits Describe power as the energy transferred per second and is measured in Watts Describe the differences between alternating and direct current Recall that mains electricity uses alternating current and has a frequency of 50Hz Explain the difference between the function of the neutral and live wires Explain the function of the earth wire and fuses in ensuring safety Students will be engaged through the numerous quiz rounds whilst crucially being able to recognise those areas which require their further attention during general revision or during the lead up to the actual GCSE terminal exams

This is an engaging revision lesson which uses a range of exam questions, understanding checks, quick tasks and quiz competitions to enable students to assess their understanding of the content within topic 3 (Atoms, elements and compounds) of the Cambridge IGCSE Chemistry (0620) specification. The lesson covers the content in both the core and supplement sections of the specification and therefore can be used with students who will be taking the extended papers as well as the core papers. The specification points that are covered in this revision lesson include: CORE State the relative charges and approximate relative masses of protons, neutrons and electrons Define proton number (atomic number) as the number of protons in the nucleus of an atom Define nucleon number (mass number) as the total number of protons and neutrons in the nucleus of an atom Define isotopes as atoms of the same element which have the same proton number but a different nucleon number Describe the build-up of electrons in ‘shells’ and understand the significance of the noble gas electronic structures and of the outer shell electrons. Describe an alloy, such as brass, as a mixture of a metal with other elements Describe the formation of ions by electron loss or gain Describe the formation of ionic bonds between elements from Groups I and VII Describe the giant covalent structures of graphite and diamond Relate their structures to their uses, e.g. graphite as a lubricant and a conductor, and diamond in cutting tools SUPPLEMENT Describe the formation of ionic bonds between metallic and non-metallic elements Explain the differences in melting point and boiling point of ionic and covalent compounds in terms of attractive forces The students will thoroughly enjoy the range of activities, which include quiz competitions such as “The name’s BOND” where they compete to be the 1st to name the type of bond being described whilst crucially being able to recognise the areas of this topic which need their further attention. This lesson can be used as revision resource at the end of the topic or in the lead up to mocks or the actual GCSE exams

This is an engaging revision lesson which uses a range of exam questions, understanding checks, quiz tasks and quiz competitions to enable students to assess their understanding of the content within topic 14 (Organic chemistry) of the CIE IGCSE Chemistry (0620) specification. The lesson covers the content in both the core and supplement sections of the specification and therefore can be used with students who will be taking the extended papers as well as the core papers. The specification points that are covered in this revision lesson include: CORE Name and draw the structures of methane, ethane, ethene, ethanol, ethanoic acid and the products of their reactions State the type of compound present, given a chemical name ending in -ane, -ene, -ol, or -oic acid or a molecular structure Describe petroleum as a mixture of hydrocarbons and its separation into useful fractions by fractional distillation Describe the properties of molecules within a fraction Describe the concept of homologous series as a ‘family’ of similar compounds with similar chemical properties due to the presence of the same functional group Describe the properties of alkanes Describe the bonding in alkanes Describe the manufacture of alkenes and of hydrogen by cracking Distinguish between saturated and unsaturated hydrocarbons: Define polymers as large molecules built up from small units (monomers) SUPPLEMENT Name and draw the structures of the unbranched alkanes, alkenes (not cis-trans), alcohols and acids containing up to four carbon atoms per molecule Name and draw the structural formulae of the esters which can be made from unbranched alcohols and carboxylic acids, each containing up to four carbon atoms Recall that the compounds in a homologous series have the same general formula Understand that different polymers have different units and/or different linkages Describe the structure of proteins The students will thoroughly enjoy the range of activities, which include quiz competitions such as “Are you on FORM” where they compete to be the 1st to name an organic compound from its formula whilst crucially being able to recognise the areas of this topic which need their further attention. This lesson can be used as revision resource at the end of the topic or in the lead up to mocks or the actual GCSE exams

This fully-resourced REVISION lesson has been written to challenge the students on their knowledge of the content of topic 5 Solids, liquids and gases) of the Pearson Edexcel International GCSE 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: Using the correct units Converting between the Kelvin and degrees Celsius scales Explain the qualitative relationship between pressure and Kelvin temperature Use the relationship between pressure and Kelvin temperature Know and use the equations for density and pressure Design an experiment to investigate density Know the meaning of the specific heat capacity Use the equation for change in thermal energy Quiz rounds such as “SAY WHAT YOU SEE” and “YOU DO THE MATH” are used to test the students on their knowledge of key terms as well as numerical facts

This is a highly engaging, detailed and fully-resourced revision lesson which has been designed to test the students on their knowledge and understanding of topic 6 (Radioactivity) of the Pearson Edexcel GCSE Physics specification. The PowerPoint and accompanying resources contain a wide range of resources which include exam-style questions with fully-explained answers, differentiated tasks and quick quiz competitions. The students will be motivated by the range of tasks whilst crucially recognising those areas of the specification which require some extra time before the exams The following specification points are covered in this lesson: Describe the structure of atom and recall the typical size Recall the relative masses and charges of the subatomic particles and use the number of protons and electrons to explain why atoms are neutral Describe the structure of the nuclei of an isotope Explain what is meant by background radiation and recall sources Describe methods for measuring and detecting radioactivity Describe the process of beta minus and beta plus decay Write and balance nuclear decay equations Explain the effects on the proton and nucleon number as a result of decay Recall that the unit of radioactivity is Bq Use the concept of half-life to carry out calculations Describe the use of isotopes in PET scanners Describe the differences between nuclear fission and fusion Explain how the fission of U-235 produces two daughter nuclei, two or three neutrons and releases energy Describe the advantages and disadvantages of nuclear energy Explain why nuclear fusion cannot happen at low temperatures and pressures It is estimated that it will take in excess of 2 hours of GCSE teaching to cover the detail of this lesson and it can be used for effective revision at the end of the topic or in the lead up to mock or terminal exams.

This fully-resourced revision lesson contains a wide range of activities that will challenge the students on their knowledge and understanding of the content detailed in the CORE and SUPPLEMENT sections of topic P2 (Work, energy and power) of the CIE IGCSE Combined Science specification. These activities include exam style questions which will allow the students to assess their progress against the clearly explained answers. There is also a quiz that runs throughout the course of the lesson and this has been designed to maintain engagement and motivation. The following specification points have been covered in this lesson: Recall and use the equation to calculate work done Demonstrate an understanding that work done = energy transferred Understand that an object may have energy due to its motion or position Recall and use the equations to calculate kinetic and gravitational potential energy Recognise the ways that energy is transferred during events and processes Apply the conservation of energy Recall and use the equation to calculate power Distinguish between renewable and non-renewable sources of energy Describe how electricity is obtained from the tides, hydroelectric power and nuclear fission One of the main tasks of the lesson, which challenges the students to apply the law of the conservation of energy, has been differentiated so that differing abilities can access the work

This is a fully-resourced revision lesson which covers the content detailed in the CORE & SUPPLEMENT sections of topics P5 & P6 (Electrical quantities and electric circuits) of the CIE IGCSE Combined Science specification. The engaging PowerPoint and accompanying resources contain a wide range of activities which include exam-style questions with clearly explained answers, differentiated tasks and quiz competitions to allow students to assess their understanding and to ultimately recognise those areas which need further consideration. The following specification points have been given particular attention in this lesson: The electrical symbols that represent the electrical components Describe the differences between series and parallel circuits Recall that a voltmeter is connected in parallel One volt is equal to one joule per coulomb Recall and use the equations that calculate charge, potential difference and power Recall that an ammeter is connected in series Calculate the currents, potential differences and resistances in series and parallel circuits Know the safety function of the fuse Understand that like charges repel and unlike charges attract This lesson has been designed to fall in line with the heavy mathematical content of the Physics specification with a number of calculation tasks and students are guided through the range of skills that they will have to employ