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Biology
B1: Understanding Organisms
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B1.1: Fitness and Health
B1.2: Health and Diet
B1.3: Preventing Diseases
B1.4: Infectious Diseases and Antibiotics
B1.5: Immunity and Immunisation
B1.6: The Eye
B1.7: The Nervous System
B1.8: Drugs
B1.9: Tobacco and Alcohol
B1.10: Controlling Your Body Temperature
B1.11: Controlling Your Blood Sugar Level
B1.12: Controlling Plant Growth
B1.13: Variation
B1.14: Causes of Genetic Variation
B1.15: Human Characteristics
B1.16: Inherited Disorders
B2: Understanding Our Environment
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B2.1: Grouping Organisms
B2.2: How to Classify
B2.3: Feeding Relationships
B2.4: Food Pyramids
B2.5: Energy Flow through the Food Chain
B2.6: The Carbon Cycle
B2.7: The Nitrogen Cycle
B2.8: Competition for Resources
B2.9: Interdependence between Organisms
B2.10: Adaptations to the Environment 1
B2.11: Adaptations to the Environment 2
B2.12: Surviving in a Changing Environment
B2.13: Evidence and Examples of Evolution
B2.14: Humans and Pollution
B2.15: Indicators of Pollution
B2.16: Sustainability
B3: Living and Growing
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B3.1: The Genetic Code
B3.2: How Genes Code for Proteins
B3.3: Why Proteins are Important
B3.4: Enzymes
B3.5: Proteins and Mutations
B3.6: Energy and Life Processes
B3.7: Respiration and Exercise
B3.8: Mitosis
B3.9: Meiosis
B3.10: Blood
B3.11: The Circulatory System
B3.12: Growth and Development
B3.13: Selective Breeding
B3.14: Genetic Engineering and Gene Therapy
B3.15: Concerns About GM Crops
B3.16: Cloning
B4: It's a Green World
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B4.1: Sampling Techniques
B4.2: Identifying Organisms
B4.3: Photosynthesis
B4.4: Rates of Photosynthesis
B4.5: The Leaf and Photosynthesis
B4.6: Diffusion
B4.7: Osmosis
B4.8: Plant Structure
B4.9: Transport in Plants
B4.10: Rates of Transpiration
B4.11: Plant Minerals
B4.12: Decay and Recycling
B4.13: Preventing Decay
B4.14: Intensive Farming
B4.15: Farming for Tomorrow
B4.16: The Organic Alternative
Chemistry
C1: Carbon Chemistry
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C1.1 - Making Crude Oil Useful
C1.2 - Making Crude Oil More Useful
C1.3 - Burning Hydrocarbons
C1.4 - Using Carbon Fuels
C1.5 - Clean Air
C1.6 - Air Pollution
C1.7 - Alkanes and Alkenes
C1.8 - Making Polymers
C1.9 - Designer Polymers
C1.10 - Polymer Problems
C1.11 - Cooking
C1.12 - Food Additives
C1.13- Smells
C1.14- Nail Varnish and Testing
C1.15- Paints and Pigments
C1.16- Smart Paints
C2: Chemical Resources
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C2.1: The Structure of the Earth
C2.2: Plate Tectonics and Igneous Rocks
C2.3: Construction Materials
C2.4: Concrete
C2.5: Copper
C2.6: Alloys
C2.7: Corrosion
C2.8: Making Cars
C2.9: Making Ammonia
C2.10: Reversible Reactions
C2.11: Making Salts 1
C2.12: Making Salts 2
C2.13: Fertilisers and Crop Yields
C2.14: Making Fertilisers
C2.15: Chemicals from Salt
C2.16: Electrolysis of Brine
C3: Chemical Economics
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C3.1 - Reaction Time
C3.2 - Measuring Rates
C3.3 - Temperature and Rates of Reaction
C3.4 - Pressure and Concentration
C3.5 - Explosions
C3.6 - Catalysts
C3.7 - Relative Formula Mass
C3.8 - Conservation of Mass
C3.9 - Percentage Yield
C3.10 - Atom Economy
C3.11 - Energy
C3.12 - Calorimetry
C3.13 - Batch or Continuous
C3.14 - Making Medicines
C3.15 - Diamond and Graphite
C3.16 - Bucky Balls
C4: The Periodic Table
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C4.1: Atomic Structure
C4.2: Electronic Structure
C4.3: Ionic Bonding
C4.4: Ionic Compounds
C4.5: Electrons and the Periodic Table
C4.6: Covalent Bonding
C4.7: The Group 1 Elements
C4.8: Flame Tests
C4.9: The Group 7 Elements
C4.10: Displacement Reactions
C4.11: The Transition Elements
C4.12: Precipitation Reactions
C4.13: Metallic Structure
C4.14: Superconductors
C4.15: Purifying Water
C4.16: Testing Water
Physics
P1: Energy for the Home
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P1.1: Understanding Heat and Temperature
P1.2: Specific Heat Capacity
P1.3: Specific Latent Heat
P1.4: Conduction and Convection
P1.5: Radiation and Surfaces
P1.6: Insulating Your Home
P1.7: Useful Energy and Efficiency
P1.8: Introduction to Waves
P1.9: Electromagnetic Waves and Wave Experiments
P1.10: Total Internal Reflection and Fibre Optics
P1.11: Using Light
P1.12: Cooking with Waves
P1.13: Communicating with Waves
P1.14: Analogue and Digital Communication
P1.15: Wireless Communication
P1.16: Seismic Waves
P1.17: Waves and our Atmosphere
P2: Living for the Future
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P2.1: Electricity from the Sun
P2.2: Other Ways to use Energy from the Sun
P2.3: The Dynamo Effect, AC and Generators
P2.4: Generating and Distributing Electricity
P2.5: Global Warming
P2.6: Power and Paying for Electricity
P2.7: Fossil Fuels and Biomass
P2.8: Nuclear Power
P2.9: Alpha, Beta and Gamma Radiation
P2.10: Uses of Radioactivity
P2.11: The Solar System
P2.12: Asteroids, Comets and the Moon
P2.13: The Big Bang
P2.14: The Life Cycle of Stars
P2.15: Changing Ideas on the Universe
P3: Forces and Motion
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P3.1: Speed
P3.2: Distance-Time Graphs
P3.3: Acceleration and Velocity
P3.4: Speed-Time Graphs
P3.5: Forces and Motion
P3.6: Stopping Distances
P3.7: Work and Power
P3.8: Calculating Power
P3.9: Kinetic Energy
P3.10: Fuelling Vehicles
P3.11: Momentum
P3.12: Collisions and Car Safety
P3.13: Falling Objects and Drag
P3.14: Terminal Speed
P3.15: Gravitational Potential Energy
P3.16: Changing Kinetic Energy
P4: Electricity, Waves, and Radiation
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P4.1: Electrostatics
P4.2: Dangers of Static Electricity
P4.3: Using Static Electricity
P4.4: Current and Resistance
P4.5: Mains Electricity in the Home
P4.6: Longitudinal Waves and Ultrasound
P4.7: Uses of Ultrasound
P4.8: Radioactivity
P4.9: Radioactive Decay and Half-Life
P4.10: The Changing Nucleus
P4.11: Radiation Around Us
P4.12: X-Rays, Gamma Rays and their Uses
P4.13: Gamma Radiation and Medicine
P4.14: More on Nuclear Power
P4.15: Chain Reactions
P4.16: Nuclear Fusion
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Six Mark Questions
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Calculations
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P4.9: Radioactive Decay and Half-Life
Learn about radioactive decay and how to use the half-life to calculate activity.
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