Use this slideshow to help you teach the Biology Unit 2 unit from the 2011 GCSEs. It covers: typical animal and plant cells, bacteria and yeast, specialised cells, diffusion, cells, tissues, organs and systems, how the stomach works, the digestive system, plant tissue, photosynthesis, what plants d ...more

Use this slideshow to help you teach the Biology Unit 2 unit from the 2011 GCSEs. It covers: typical animal and plant cells, bacteria and yeast, specialised cells, diffusion, cells, tissues, organs and systems, how the stomach works, the digestive system, plant tissue, photosynthesis, what plants do with the glucose, limiting photosynthesis, common nutrients, taking samples from the environment, factors affecting organisms' growth, enzymes, using enzymes in digestion, bile and the liver, different uses for enzymes in industry, respiration, word equations for respiration, how the energy is used, the effect of exercise, anaerobic respiration, modern genetics and the work of Mendel, mitosis and meiosis, sexual reproduction and how it encourages variation, stem cells, how genes determine sex, monohybrid cross diagrams, determining eye colour and inheritance of diseases such as cystic fibrosis and polydactyly, family pedigree charts, fossil records, extinction of species, how geographic isolation leads to new species....hide

Over 80 slides to help you teach the AQA 2011 Chemistry Unit 2 unit! This slideshow covers: compounds, balancing equations, electron structure revision, ionic and covalent bonding, ions, different ways of drawing covalent bonds, structure of metals, delocalised electrons, giant ionic structures and ...more

Over 80 slides to help you teach the AQA 2011 Chemistry Unit 2 unit! This slideshow covers: compounds, balancing equations, electron structure revision, ionic and covalent bonding, ions, different ways of drawing covalent bonds, structure of metals, delocalised electrons, giant ionic structures and their properties, dissolving ionic substances, giant covalent structures such as diamond, graphite and silicon dioxide, fullerenes, understanding conductivity, metals and alloys, smart alloys, polymers, the structure of plastics, thermosetting and thermosoftening plastics, nanotechnology and some examples of its uses, atomic structure revision, isotopes, atomic mass, relative formula mass, definition of a mole, chromatography, gas chromatography, calculating percentage mass, calculating empirical formulae, calculating the mass of a product in a reaction, percentage yield, reversible reactions, rates of reaction, catalysts, measuring the rate of a reaction, graphs for the rate of a reaction, endothermic and exothermic reactions, the pH scale, acids and alkalis, neutralisation reactions, forming salts, electrolysis, redox reactions in electrolysis, balancing half equations, electroplating, electrolysis of salt water, extracting aluminium....hide

Over 160 slides to teach the AQA Physics Unit 2 module, including: balanced and unbalanced forces, air resistance, resultant force, F=ma, calculating speed, distance-time graphs, speed vs velocity, circular motion and velocity, calculating acceleration, velocity-time graphs, stopping distances, term ...more

Over 160 slides to teach the AQA Physics Unit 2 module, including: balanced and unbalanced forces, air resistance, resultant force, F=ma, calculating speed, distance-time graphs, speed vs velocity, circular motion and velocity, calculating acceleration, velocity-time graphs, stopping distances, terminal velocity, velocity-time graph for a skydiver, weight and mass, extending a spring, force-extension graph for a spring, calculating work done, calculating energy and power, gravitational potential energy, kinetic energy, momentum, using the conservation of momentum in collisions and explosions, car safety features, static electricity, electric current, calculating charge, circuit symbols, determining voltage and current in series and parallel circuits, calculating resistance, current-voltage graphs for resistors, bulbs and diodes, using thermistors and LDRs in practical applications, using an oscilloscope, DC and AC, wiring a plug, different types of wire and insulation, fuses, earth wires, circuit breakers, determining fuse values, the structure of the atom, Rutherford scattering, isotopes, radioactivity, ionisation, background radiation, alpha, beta and gamma radiation and what they are, changes in mass and atomic number, blocking radiation using aluminium and lead, deflecting radiation using electric and magnetic fields, using radioactivity in tracers and smoke detectors, half life, radioactive decay graphs, nuclear fission, chain reactions, nuclear power stations, nuclear fusion in stars, the life cycle of a star (including nebulae, protostars, main sequence stars, white dwarfs, neutron stars and black holes)....hide

Use this slideshow to help you teach the B3 module from the 2011 OCR 21st Century course! It covers: definition of a species, competition between species, adaptation to the environment, how the sun's energy enters a food chain through photosynthesis, food chains, food webs, how food webs are affect ...more

Use this slideshow to help you teach the B3 module from the 2011 OCR 21st Century course! It covers: definition of a species, competition between species, adaptation to the environment, how the sun's energy enters a food chain through photosynthesis, food chains, food webs, how food webs are affected by a change in population, energy flow and efficiency in a food chain, extinct species, factors that can cause extinction, recycling living organisms, the carbon cycle, decomposers, the nitrogen cycle, measuring environmental changes, pollution indicators, the development of life on Earth, mutations in DNA, natural selection, selective breeding, evolution, evidence for evolution, sharing DNA with other species, Darwin's views compared to those of Lamarck and Weisman, biodiversity, classifying species, protecting endangered species, sustainable development, monoculture crops, recycling and using less materials....hide

This slideshow covers the 2011 OCR 21st Century C2 module, including: properties of materials including plastics, nylon and rubber, using different natural materials, drawing chemical formulae, simple chemical reactions, hydrocarbons and crude oil, fractional distillation, forces between molecules, ...more

This slideshow covers the 2011 OCR 21st Century C2 module, including: properties of materials including plastics, nylon and rubber, using different natural materials, drawing chemical formulae, simple chemical reactions, hydrocarbons and crude oil, fractional distillation, forces between molecules, polymers, uses of addition polymers, structure of plastics, modifying plastics, nanotechnology, how nanoparticles are formed, examples of nanotechnology in sport and medicine, nanoscience and health implications....hide

Use this slideshow to help you teach sustainable energy, including: consumption of fuels, definition of a fuel, renewable and non-renewable fuels, pollution, using electricity, calculating power, the cost of electricity, reading electricity meters, different types of energy, energy changes in differ ...more

Use this slideshow to help you teach sustainable energy, including: consumption of fuels, definition of a fuel, renewable and non-renewable fuels, pollution, using electricity, calculating power, the cost of electricity, reading electricity meters, different types of energy, energy changes in different devices, efficiency, Sankey diagrams, how generators work, using fuels in power stations, efficiency of power stations, nuclear power stations, ionisation, dangers of radioactive waste, radioactive contamination, turning generators directly such as in wind turbines and hydroelectric schemes, the National Grid, choosing the right power station, meeting demand, solar power, geothermal power, renewable and non-renewable fuels compared, how supply of different fuels has changed....hide

This slideshow covers the "Keeping Healthy" module from the 2012 GCSE OCR 21st Century unit and includes: microbes, disease, bacteria growth, producing antibodies, specific antibodies, vaccinations, antimicrobials, fungi, how bacteria become immune, MRSA and other superbugs, researching new medicine ...more

This slideshow covers the "Keeping Healthy" module from the 2012 GCSE OCR 21st Century unit and includes: microbes, disease, bacteria growth, producing antibodies, specific antibodies, vaccinations, antimicrobials, fungi, how bacteria become immune, MRSA and other superbugs, researching new medicines, placebos, double circulation, the circulatory system, blood vessels, measuring blood pressure, heart disease, high blood pressure, heart disease and lifestyle, drugs, homeostasis, maintaining body temperature, controlling water content, how water content is controlled using hormones, negative feedback....hide

This slideshow covers the Carbon Chemistry (C1) module from the 2011 OCR Gateway science syllabus and includes: compounds, naming simple compounds, writing chemical formulae, simple chemical reactions, balancing equations, the structure of the atom, mass and atomic number, atoms, ions and molecules, ...more

This slideshow covers the Carbon Chemistry (C1) module from the 2011 OCR Gateway science syllabus and includes: compounds, naming simple compounds, writing chemical formulae, simple chemical reactions, balancing equations, the structure of the atom, mass and atomic number, atoms, ions and molecules, ionic molecules, introduction to ionic and covalent bonding, fuels, hydrocarbons, fractional distillation, intermolecular forces, crude oil and its uses, cracking, choosing a fuel, combustion, incomplete combustion and the formation of soot, the Earth's atmosphere, the carbon cycle, evolution of the atmosphere, population and pollution, reducing pollution, formation of carbon monoxide and other pollutants, making polymers, alkanes, alkenes, testing for alkenes using bromine water, monomers and polymers, designer polymers, different properties of polymers, structure of plastics, nylon, Gore-tex, disposal of plastics, biodegradable plastics, the chemistry of cooking, artificial additives, emulsions, emulsifiers and how they work, baking powder, perfumes, solutions, key terms to do with solutions, solubility, using cosmetics, paint, ingredients of paint, water based and oil based paints, thermochromic and phosphorescent paint....hide

This file covers the "Radiation and life" unit (P2) from the 2011 OCR 21st Century syllabus and includes: the basics of radiation, light as photons, the electromagnetic spectrum, high and low energy photons, intensity and what affects it, ionisation, mobile phones and their dangers, uses of microwav ...more

This file covers the "Radiation and life" unit (P2) from the 2011 OCR 21st Century syllabus and includes: the basics of radiation, light as photons, the electromagnetic spectrum, high and low energy photons, intensity and what affects it, ionisation, mobile phones and their dangers, uses of microwaves, how microwaves warm up food, radioactivity, the dangers of UV, ozone, the ozone layer, suncream, absorbing x rays, global warming, principal frequencies, the Greenhouse Effect, future temperature predictions due to global warming, the possible effects of global warming, the carbon cycle, balancing carbon dioxide levels, using radio waves and microwaves in communication, analogue and digital signals, transmitting information using light and EM waves as carriers, storing digital signals, the "byte" and its definition....hide