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These files are matched to the 2011 EdExcel specifications. Your account will enable you to download these PowerPoints AND any other new files for the next 12 months!

Powerpoints for the following units:

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Biology Chemistry Physics


EdExcel Unit B1 - Influences on Life

Classification of different organisms, the 5 kingdoms, classifying a virus, vertebrates and invertebrates, the Binomial System, reproduction between species, problems with classifying species, adaptation, extreme environments, evolution, natural selection, variation, environmental and inherited variation, variation due to geographical isolation, genes, chromosome, DNA, sexual reproduction, inherited characteristics, monohybrid cross diagrams, the punnett square method, inherited diseases, family pedigree charts, homeostasis, maintaining body temperature, heat stroke, hypothermia, controlling water content, hormones, blood sugar levels, diabetes, body-mass index, obesity, plant hormones, the nervous system, nervous reactions, conscious actions, reflex actions, synapses, drugs, reaction times, smoking, lung cancer, vaccinations, tuberculosis, researching new medicines, HIV and AIDS, placebos, malaria, the effects of alcohol, organ transplants, pathogens, spreading of pathogens, microbes, rainforest medicines, antibiotics, MRSA, food chains, pyramids of biomass, energy flow in a food chain, interdependent relationships, global population changes, population and pollution, eutrophication, pollution indicators, recycling, the carbon cycle and the nitrogen cycle.

115 slides

EdExcel Unit B2 - The Components of Life

This slideshow covers the EdExcel 2011 Additional Science B2 unit and contains slides covering: animal cells, plant cells and their components, bacteria and its structure, using microscopes, microscope magnification, magnification calculations, genes and DNA, how genes work, the role of DNA, the Human Genome Project, uses of genetic engineering, how insulin is made with genetic engineering, mitosis and meiosis, fertilisation and the role of gametes, cloning animals, how Dolly the sheep was cloned, pros and cons of cloning, cell specialisation, stem cell research, making proteins and the role of mRNA, enzymes, lock and key, denaturing enzymes, respiration, diffusion, breathing and heart rates, heart rate and cardiac output, muscles and exercise, anaerobic respiration, photosynthesis, leaf structure, limiting factors, water loss, transpiration, the role of xylem, root hair cells and their structure, active transport, osmosis, taking samples from an ecosystem, fossils, fossil records, the pentadactyl limb, plant growth, human growth, the four parts of blood, cells, tissues and organs, the circulatory system, the heart and its valves and chambers, arteries and veins, the digestive system, peristalsis, enzymes in digestion, bile and the liver, functional foods.

74 slides

EdExcel Unit B3 - Using Biology

Use this slideshow to cover the B3 unit from the 2011 EdExcel course, including: The urinary system, dialysis, kidney transplants, how kidneys work, the structure of kidneys, controlling water content, fertility, the stages of the menstrual cycle, fertility, how eggs and sperm work, IVF and other fertility treatments, how genes determine gender, genetic cross diagrams, inheriting colour blindness, how our bodies fight infections, vaccinations, the work of Edward Jenner, specific antibodies, developing immunity, vaccination policies, monoclonal antibodies and their uses, the work of Louis Pasteur, obtaining drugs from plants, plant diseases and pests, periodicity in plants, mating patterns in animals, behavioural strategies, types of animal behaviour, classical and operant conditioning, Pavlov's Dog, Skinner's Box, signals in animals, studying behaviour in animals, co-evolution in plants and animals, human evolution, mitochondrial DNA, African Eve, climate change and human behaviour, growing micoorganisms, fermenters, fusarium fungus, mycoprotein, using micoorganisms for food, industrial uses for enzymes, using genetic engineering to make insulin, feeding a growing population, using genetically modified plants, biofuels.

64 slides


EdExcel Unit C1 - Chemistry in Our World

Elements and compounds, balancing equations, hazard signs, the Earth's atmosphere, evolution of the atmosphere, carbon dioxide content, rocks, sedimentary, igneous and metamorphic rocks, how they are formed and examples, conservation of mass in reactions, calcium carbonate, limestone and its uses, thermal decomposition of carbonates, neutralisation reactions, stomach acid, making salts, reactions of acids with metal carbonates and metal oxides, electrolysis of hydrochloric acid and seawater, testing for hydrogen and chlorine, uses of chlorine, electrolysis of water, testing for oxygen, extracting metals, uses of copper, aluminium and titanium, using impurities to strengthen iron, alloys, making steel stronger, smart alloys, gold alloys, recycling, rust and how to prevent it, redox reactions, reduction and oxidation, fuels, crude oil, fractional distillation, hydrocarbons in crude oil, burning hydrocarbons, testing for carbon dioxide, carbon monoxide, incomplete combustion, burning fossil fuels, global warming, the greenhouse effect, reducing pollution, using ethanol as a biofuel, hydrogen fuel cells, energy from fuels, alkanes, alkenes, drawing alkanes and alkenes, testing for alkenes using bromine water, cracking, composition of crude oil, monomers and polymers, uses of addition polymers, disposal of plastics, biodegradable plastics.

105 slides

EdExcel Unit C2 - Discovering Chemistry

Use this PowerPoint to help you teach the C2 unit from EdExcel 2011 Additional Science! It covers: the Periodic Table and its development, the structure of the atom, mass and atomic number, protons, electrons and neutrons, electron structure, groups in the Periodic Table, metals and non-metals in the Periodic Table, isotopes, average atomic masses, compounds, ionic bonding, ions, how to name some compounds, balancing ions, giant ionic structures, dissolving ionic substances, solubility general rules, precipitation reactions, barium sulfates and using them in X rays, flame tests, testing for carbonates, testing for other ions, spectroscopy, covalent bonding, dot and cross diagrams, properties of covalent molecules, giant covalent structures, separating immiscible liquids, separating miscible liquids, fractional distillation of air, chromatography, Rf values, metallic structures, properties of metals, transition metals, the alkali metals and their reactivity, the halogens and their reactivity and properties, explaining reactivity in groups 1 and 7 in terms of electron structure, displacement reactions of halogens, the noble gases, how the noble gases were discovered, exothermic and endothermic reactions, energy level diagrams, rates of reaction, how concentration, surface area and temperature affect reaction rates, catalysts, relative formula mass, empirical formulae, calculating percentage mass, balancing equations, calculating the mass of a product, percentage yield, chemical economics.

105 slides

EdExcel Unit C3 - Chemistry in Action

This slideshow covers the C3 unit from the 2011 EdExcel syllabus, including: chemical economics, testing using precipitates, flame tests, testing for carbonate ions, facts about water, hard and soft water, temporary hard water, measuring water hardness, removing hardness using an ion exchange, the mole, molar calculations, volume, concentration, converting concentrations, numbers of moles, universal indicator, the pH scale, neutralisation reactions, titration, using the correct indicator for titrations, titration equations and calculations, electrolysis, redox reactions, electrolysis half equations, electrolysis of sodium chloride (molten and solution), products from electrolysis, purifying copper, electroplating, calculating the mass of a product, calculating the volume of a product, reversible reactions, the Haber process, eutrophication, ethanol, distillation, alkanes and alkenes, alcohols, carboxylic acids, esters, healthy and unhealthy oils, making soap, how soap works.

73 slides


EdExcel Unit 1 - Universal Physics

Heliocentric and Geocentric models of the universe, evidence for the geocentric model, observing the universe, an introduction to waves, wave definitions, transverse and longitudinal waves, refraction, lenses, converging and diverging lenses, ray diagrams, focal length, lenses in refracting telescopes, mirrors in reflecting telescopes, the wave equation, wave speed, the visible spectrum, the development of the spectrum by Ritter and Wilhelm, electromagnetic radiation, the Electromagnetic Spectrum, uses and dangers of different EM waves, introduction to radioactivity, ionisation, introduction to space, relative sizes and distances of different stars and galaxies, observing the universe in different wavelengths, searching for aliens, SETI, soil sampling, how modern telescopes have helped, making a spectrometer with a CD, space-based and ground-based telescopes, the life cycle of a star, the role of gravity in stars, nebulae, main sequence stars, white dwarves, supernovae, black holes, the Big Bang theory and the Steady State theory, Cosmic Microwave Background Radiation, red shift and how it provides evidence for both theories, why the Big Bang theory is the accepted one, ultrasound, infrasound, the structure of the Earth, using seismic waves, plate movements, seismic waves travelling through the Earth, electric current, voltage, power, burning fossil fuels, how power stations work, pollution, nuclear power stations, advantages and disadvantages of renewable and non-renewable fuels, wind power, wave and tidal power, hydroelectricity, biomass, solar power, geothermal energy, electromagnetic induction, AC generators, DC and AC, the National Grid, power lines and their hazards, transformers, calculating transformer voltages, the cost of electricity, calculating and reducing energy consumption, energy and power, the different types of energy, conservation of energy, energy changes, efficiency, Sankey diagrams, radiation, how surface types affect the absorption and emission of heat.

142 slides

EdExcel Unit P2 - Physics for your Future

This slideshow covers the EdExcel P2 unit, including: the structure of the atom, static electricity, how static is used in lightning and paint sprayers, earthing, dangers of static electricity, electric current, charge, circuit symbols, current and voltage in series and parallel circuits, resistance, I-V graphs for bulbs and diodes, resistance of LDRs and thermistors, explaining resistance using lattice vibrations, the heating effect, power, vector and scalar quantities, distance and displacement, speed and velocity, distance-time graphs, acceleration, velocity-time graphs, forces, free body force diagrams, balanced and unbalanced forces, air resistance, resultant force, F=ma, weight and mass, terminal velocity, stopping distances and factors affecting them, momentum, conservation of momentum in collisions and explosions, car safety features, gravitational potential energy, kinetic energy, conservation of energy, radioactivity, ionisation, alpha. beta and gamma radiation, blocking radiation, nuclear power stations, nuclear fission, chain reactions, nuclear fusion in stars, cold fusion, background radiation, uses of radioactivity in medicine and smoke detectors, radioactive decay, half life, dating materials using half life, disposing of radioactive waste, pros and cons of nuclear power.

135 slides

EdExcel Unit P3 - Applications of Physics

This slideshow covers the Applications of Physics (P3) triple science unit from the 2011 EdExcel course and covers: medical physics, radiation, intensity and how to calculate it, the law of reflection and ray diagrams for it, refraction of light, converging and diverging lenses, ray diagrams for lenses, the lens equation, how the eye works, using lenses to correct poor vision, using lasers in surgery, refractive index, critical angles, Snell's law, total internal reflection, ultrasound, charge in circuits, electron beams in cathode ray tubes, X-rays and their use in medicine, comparing X-rays to ultrasound, interpreting an ECG trace, heart rate and pacemakers, pulse oximetry and how it works, the structure of the atom, alpha, beta and positron decay, nuclear decay equations, N-Z curves, quarks, ionisation, gamma radiation, exposure to radiation, tracers, PET scanners, particle accelerators, circular motion using magnetic fields, how cyclotrons work, momentum, conservation of momentum, energy loss in collisions, elastic and inelastic collisions, energy-mass equivalence, particle theory, how particle theory explains pressure, how volume, pressure and temperature are related in gases, using gas pressure in medicine.

96 slides