OCR Gateway

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This page contains PowerPoints for the NEW OCR Gateway 2016 (9-1) GCSE course. The entire triple science course is covered in these slideshows and they can easily be adapted for double science and lower ability groups as well. Purchasing a subscription for this site enables you to download ALL of the content on this page and any future updates for the next 12 months.

Powerpoints for the following units:

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Biology Chemistry Physics


B1 Cell Level Systems

Use this slideshow to help you teach the B1 unit from the 2016 OCR Gateway syllabus. It covers: using a microscope, microscopy and magnification, plant and animals cells compared, bacteria cells, common features of plant and animal cells, the role of organelles, scanning electrom microscopes, facts about DNA, how cells make proteins, the role of enzymes in digestion, the lock and key model of enzymes, the active site, how enzymes are denatured by different temperatures or pH, rate of enzyme activity and how to calculate it, aerobic and anaerobic respiration compared, how the body uses energy from respiration, anaerobic respiration in plants and yeast, using monomers to make polymers, what photosynthesis needs, how photosynthesis works (in two stages), equations for photosynthesis, limiting factors.

38 slides

B2 Scaling Up

This slideshow covers the entire B2 unit, including: diffusion, osmosis, active transport, active transport in humans and plants, comparing osmosis, active transport and diffusion, cell growth, the stages of mitosis, facts about mitosis, cell differentiation, specialised cells, stem cells, embryo stem cells compared to adult stem cells, surface area to volume ratios, single celled organisms and their surface area to volume ratio, diffusion in the human body, diffusion in lungs and villi and adaptations to help diffusion, the circulatory system, double circulation, the heart and how it works, blood vessels, the different parts of blood, root hair cells, transpiration and translocation, factors affecting the rate of transpiration, xylem and phloem, guard cells and stomata, controlling water loss, measuring the rate of transpiration using a potometer.

37 slides

B3 Organism Level Systems

This slideshow covers: the nervous system, nervous reactions, conscious and reflex actions, the eye and how it works, how we see things, problems with vision, using lenses to correct vision, the iris reflex, the brain, studying the brain, hormones and the endocrine system, adrenaline and thyroxine, hormones in the menstrual cycle, fertility, methods of contraception and their evaluation, plant hormones, auxins, ethene and gibberellins, homeostasis, controlling body temperature, controlling blood sugar levels with glucogen and glycogen, negative feedback, diabetes, osmosis and how it can damage cells, kidneys, the structure of a kidney, controlling water content using ADH, excreting products.

50 slides

B4 Community Level Systems

Use this slideshow to teach the B4 topic, including: ecosystems, biotic and abiotic factors, the carbon cycle, the nitrogen cycle, the water cycle, decomposition, how decay is affected by different conditions, organisation in an ecosystem, abiotic factors and how changes in abioitic factors affect organisms, biotic factors, sampling an ecosystem, interdependence, parasitic and mutualistic relationships, predator-prey cycles, trophic levels, pyramids of biomass, energy flow in a food chain, example calculation for efficiency of a food chain.

21 slides

B5 Genes, Inheritance and Selection

Use this PowerPoint to teach: definitions of "genome" and "phenome", examples of variation, genetic mutations, comparing sexual and asexual reproduction, cell growth through mitosis and meiosis, fusing gametes during fertilisation, the genetics of sex inheritance, genetic cross diagrams, determining eye colour, how Mendel developed modern genetics, genetic variation, classification, molecular phylogenetics, evolution, evidence for evolution, the evolution tree.

36 slides

B6 Global Challenges

This PowerPoint covers: ecosystems and their definition, taking samples of an ecosystem, using quadrats, measuring and estimating population sizes, transect lines and zonation, ecosystems and biodiversity, human interactions with ecosystems, land use, deforestation, maintaining biodiversity, sustainable development, pollution indicator species, global warming, carbon dioxide and global warming, potential effects of global warming, global population changes, factors affecting food security, feeding a growing population, intensive farming techniques, pros and cons of organic and intensive farming, hydroponics, selective breeding, basics of genetic engineering, how genetic engineering is done, genetically modified foods and their pros and cons, the definition of health and well being, communicable and non-communicable diseases, how diseases can interact, HIV and TB as an example of a disease interaction, pathogens and how they enter the body, how pathogens are spread, examples of plant diseases such as ash dieback and TMV, preventing the spread of diseases in plants and humans, plant defence mechanisms, signs of plant disease, how we defend ourselves against microbes, the function of white blood cells, producing antibodies, specific antibodies, platelets and their role in clotting, monoclonal antibodies and how they are produced, how monoclonal antibodies are used in fighting cancer and elsewhere, vaccinations, antibiotics, antivirals and antiseptics, growing microorganisms in a petri dish, calculating areas of bacterial colonies, how new drugs are discovered, researching new medicines, lifestyle and diseases, cardiovascular disease, how the heart can be mended, health lifestyles and their link to disease, cancer, stem cells and their uses, ethical factors concerning stem cell research, the Human Genome Project, problems with gene technology.

21 slides


C1 Particles

This slideshow covers the C1 Particles topic from the 2016 OCR Gateway course, including: particle theory revision, changes of state, how the particle model is limited, development of atomic structure theory, the structure of the atom, spacing between atoms, mass number and atomic number, isotopes.

15 slides

C2 Elements, Compounds and Mixtures

This slideshow covers the following topics from the OCR Gateway C2 module, including: pure substances, melting points and mixtures, chemical reactions, balancing equations, atomic mass, atomic number, relative formula mass, empirical formulae, mixtures, filtration, crystallisation, distillation, fractional distillation, chromatography, Rf values, gas chromatography, properties of metals, electron structure, electron shells, bonding in compounds, ionic and covalent bonding, dot and cross diagrams, explaining reactions using bonding, properties of carbon compounds, fullerenes and graphene, predicting states of matter, explaining properties of compounds using bonding, nanotechnology and its implications.

62 slides

C3 Chemical Reactions

This slideshow covers the C3 unit, including: naming compounds, balancing equations, state symbols, balancing ions, ionic equations, the mole, calculating numbers of moles, conservation of mass in reactions, calculating the mass of a product or reactant, limiting reactants, exothermic and endothermic reactions, energy level diagrams, using bond energies to determine energy changes, representing bond energies on energy level diagrams, reduction and oxidation reactions, the pH scale, neutralisation reactions, adding acids to metals, adding acids to carbonates, strong and weak acids, what different numbers on the pH scale mean, electrolysis, predicting products from electrolysis, electrolysis of sodium chloride and copper sulfate.

58 slides

C4 Predicting and Identifying Reactions

This slideshow covers: groups 0, 1 and 7 of the periodic table and their properties, displacement reactions of halogens, the transition metals, balancing ions in reactions, reactions of metals with water and acids, reactivity series, testing for hydrogen, oxygen, carbon dioxide and chlorine, precipitation reactions, testing for halide, carbonate and sulfate ions, flame tests, using instrumental methods, flame emission spectroscopy as an example instrumental method.

37 slides

C5 Monitoring and Controlling Chemical Reactions

Use this PowerPoint to help you teach this content: recap of the mole, concentration, how titration is done, numerical questions on titration, molar volumes, calculating concentrations, converting concentrations, calculating the mass of a product, percentage yield, atom economy, factors to consider when choosing a reaction pathway, measuring the rate of reaction, rate of reaction graphs, calculating the rate of reaction using the gradient, collision theory, energy level diagrams, how catalysts work, representing a catalyst on an energy level diagram, endothermic and exothermic reactions, reversible reactions, equilibrium, how concentration, temperature and pressure affect the equilibrium, using Le Chatelier's Principle.

40 slides

C6 Global Challenges

Use this slideshow to help you teach the Chemistry Global Challenges topic. It covers: extracting metals and how it is done, linking reactivity to the extraction process, how electrolysis works, what happens during electrolysis, biological ways to extract metals (bioleaching and phytomining), making ammonia, the Haber Process, how the equilibrium in the Haber Process is affected by temperature and pressure, the Contact Process, the economics of the Contact Process, drawing graphs of reaction conditions vs rate, ammonium-based fertilisers and how they are made, making ammonium sulfate in a lab, Life Cycle Assessments, an example LCA (the carrier bag), recycling and why we do it, recycling metals and glass, viability of recycling, alloys, using impurities to strengthen iron, making steel, why iron rusts, ways to prevent rust, galvanising and sacrificial protection, ceramics, polymers, composite materials, hydrocarbons and crude oil, general formulae for alkanes and alkenes, functional groups, alcohols, carboxylic acids, burning hydrocarbons, reactions of alkenes, oxidation of alcohols, monomers and polymers, condensation polymerisation, making a polymer (nylon) by condensation polymerisation, DNA, fractional distillation, using crude oil for fuels and feedstock, how to crack an alkane, alkaline batteries compared to rechargeable batteries, fuel cells and how they work, the evolution of the Earth's atmosphere, changes in levels of oxygen and carbon dioxide as the Earth's atmosphere evolved, carbon dioxide and global warming, the Greenhouse Effect, how humans cause greenhouse gases to be emitted, the effects of global climate change, how to reduce global warming, pollution, other products of burning fuels, water and how it is made potable, other ways to treat water, fertilisers and their uses.

83 slides


P1 Matter

This slideshow covers the P1 unit from the OCR Gateway course, including: the development of atomic structure theory, the structure of the atom, particle theory revision, density and how to calculate it, changes of state and density, changes of state and energy, heating ice and its temperature graph, internal energy, specific heat capacity, example SHC questions, specific latent heat, gas pressure and how it is affected by temperature and volume, work done and gas pressure/temperature, atmospheric pressure, what makes an object float, pressure vs depth, upthrust in fluids, pressure changes in fluids.

45 slides

P2 Forces

This slideshow covers: measuring distance and time, calculating speed, speed with different units, speed vs velocity, distance vs displacement, distance-time graphs, acceleration, velocity-time graphs, average speed, forces, balanced and unbalanced forces, Newton's Laws of Motion, resultant force, drawing forces as vectors, terminal velocity, inertial mass, momentum, conservation of momentum, applying conservation of momentum to explosions, work done, energy and power, stretching a spring, Hooke's Law, elastic and plastic deformation, elastic potential energy, gravitational forces, weight and mass, acceleration due to gravity, gravitational potential energy, turning moments, the principle of moments, levers, gears, pressure in gases, calculating pressure.

91 slides

P3 Electricity

Use this slideshow to help you cover the Electricity topic from the 2016 OCR Gateway course. It includes: static electricity, gold leaf electroscopes, Van de Graaf generators, electric fields, electric current, charge, Q=It, circuit symbols, current and voltage in series and parallel circuits, calculating resistance, Ohm's Law, factors affecting resistance, understanding resistance, I-V graphs for resistors, bulbs and diodes, resistors in series and parallel, equivalent resistance, LDRs and thermistors, using thermistors and LDRs in control circuits, Q=QV, calculating power, measuring power practically, lots of example questions and answers.

58 slides

P4 Magnetism and Magnetic Fields

This slideshow covers: magnetic fields around a bar magnet, attracting and repelling magnets, permanent vs induced magnetism, the Earth's magnetic field, drawing a magnetic field using a plotting compass, magnetic fields around current-carrying wires, making electromagnets, factors that affect the strength of an electromagnet, magnetic fields around a solenoid, the motor effect, Fleming's Left Hand Rule, F=BIL, using motors, electromagnetic induction, how induced magnetic fields oppose the change that induced them, how generators work, comparing dynamos and generators, transformers and how they work, calculating the output voltages of a transformer, how microphones and loudspeakers work.

38 slides

P5 Waves in Matter

Use this slideshow to help you teach the P5 unit, including: definitions of terms such as amplitude, frequency and wavelength, the Wave Equation, transverse and longitudinal waves, what happens when waves hit boundaries, reflection, refraction, using waves in sonar and ultrasound, how sound waves are transmitted and detected by the ear, measuring the speed of waves, how waves are movements of energy, the Electromagnetic Spectrum, visible light and its wavelengths, using infra red and microwaves to send signals, uses and dangers of different parts of the electromagnetic spectrum, medical imaging using waves, sending signals with radio waves, lenses and how they work, convex and concave lenses, ray diagrams for lenses, using lenses to correct vision, specular and diffuse reflection, how filters work, seeing different colours with different filters.

41 slides

P6 Radioactivity

This slideshow covers the P6 topic from the OCR Gateway 2016 course, including: atomic structure, mass and atomic number, isotopes, ionisation, why atoms are radioactive, different types of radiation and what they are, blocking different types of radiation, writing balanced nuclear equations, electron orbits, changes in energy levels of electrons, radioactive decay graphs, half life, contamination and irradiation, using radioactive samples in medicine, how smoke detectors work, nuclear fission and nuclear fusion, chain reactions.

29 slides

P7 Energy

This slideshow covers: different types of energy, the law of the conservation of energy, energy changes, specific heat capacity and how to investigate it, questions on specific heat capacity, work done and how to calculate it, kilowatt hours, kinetic energy, elastic potential energy and how to calculate it, gravitational potential energy, example questions on each of these types of energy, efficiency, electrical power, how energy is wasted, increasing efficiency of energy transfers, heat loss through walls.

47 slides

P8 Global Challenges

This slideshow covers the Physics Global Challenges unit, including: typical everyday speeds, the speed of sound in different materials, acceleration and speed recap, converting units (e.g. mph into m/s), measuring reaction times, factors affecting the stopping distance of a car, representing stopping distances with diagrams, approximate values for acceleration and force, estimating values for deceleration and force, fuels, renewable and non-renewable sources of energy, pollution, advantages and disadvantages of renewable and non-renewable sources of energy, examples of renewable sources of energy such as wind, wave, solar and hydroelectric power, energy supply in the UK, the National Grid and why we have it, how transformers work, numerical questions on transformers, AC and DC compared, how to wire a plug, potential differences between different wires in a plug, how the universe began, evidence for the Big Bang Theory (red shift and the Doppler effect), the life cycle of a star including nebulae, protostars, main sequence stars, red giants, red supergiants, neutron stars and black holes, how absorbing radiation is affected by colour, colour and temperature, planets in our solar system, comets, moons, satellites, artificial satellites and their different orbits (low polar and geostationary), how orbital times and speeds depend on distance, the Earth's temperature and how it is balanced, using waves for detection and exploration including sonar and seismic waves.

25 slides