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Chapter Overview
Chapter Overview
Magnetism
Space physics
Matter
Electricity
Waves
Forces and motion
Energy
Earth and atmosphere
Acids and alkalis
Chemical reactions
Pure and impure substances
The periodic table and properties of materials
Atoms, elements and compounds
States of matter
Genetics and evolution
Interactions and interdependencies
Plants
Human reproduction
Human gas exchange systems
Human nutrition, digestion and health
Human skeleton and muscles
Cells and respiration
100 Lessons
900 Exercises
Magnetism
Types of magnets and magnetic fields
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Electromagnets and solenoids
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Study Tips
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Space physics
Gravitational forces
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Galaxies, stars and light years
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Day, night and the four seasons
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Matter
Physical changes of matter
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Movement of particles: Brownian motion and diffusion
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Electricity
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Electrical circuits
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Measuring current and potential difference
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Resistance and Ohm's Law
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Series and parallel circuits
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Static electricity
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Waves
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Water waves and superposition
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Sound waves
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Hearing: the human ear and auditory ranges
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The uses of sound waves
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How light travels
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Light transmission and ray diagrams
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Detecting light: cameras and the human eye
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Light frequencies, prisms and colour
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Forces and motion
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Motion and speed
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Relative motion
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Contact and non-contact forces
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Force diagrams and resultant forces
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How friction affects movement
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Air and water resistance
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Moments
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Forces and elasticity: Hooke's Law
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Pressure
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Energy
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Energy stores and transfers
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Mechanical energy and work done
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Energy transfer by heating
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Energy calculations
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Renewable and non-renewable energy
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Energy in the home
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Earth and atmosphere
See All (6)
The Earth: structure and properties
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The rock cycle and weathering
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Types of rock: Sedimentary, metamorphic and igneous
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The carbon cycle
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The atmosphere and carbon dioxide
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Recycling and limited resources
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Acids and alkalis
See All (4)
The pH scale and indicators
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Neutralisation reactions
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Reactions of acids with metals
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Reactions of acids with oxides
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Chemical reactions
See All (5)
An introduction to chemical reactions
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Word and symbol equations
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Combustion, oxidation and thermal decomposition
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Displacement reactions
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Exothermic and endothermic reactions and catalysts
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Pure and impure substances
See All (4)
Pure substances and mixtures
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Dissolving a mixture
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Separating mixtures
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Fractional distillation
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The periodic table and properties of materials
See All (8)
The modern periodic table
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Mendeleev's periodic table
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Physical and chemical properties
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Predicting reactivity using the periodic table
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The properties of metals
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The properties of non-metals
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Ceramics, polymers and composites
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The reactivity series and metal extraction
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Atoms, elements and compounds
Dalton's atomic model
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Atoms, elements and compounds
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Naming chemical compounds
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States of matter
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Properties of the three states of matter
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The particle model of matter
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Gas pressure
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Changes of state and conservation of mass
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Heating and cooling curves
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Genetics and evolution
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DNA structure, discovery and inheritance
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Types and sources of variation
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The process of natural selection
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Extinction and species preservation
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Interactions and interdependencies
Ecosystems and interdependence
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Food chains and poison
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Food webs and interdependence
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Plants
See All (4)
Photosynthesis and plant adaptations
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Flower structure and pollination
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Fertilisation, seed formation and dispersal
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Investigating seed dispersal
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Human reproduction
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Human reproductive systems
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The menstrual cycle
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Human reproduction and gestation
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Pregnancy and health
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Human gas exchange systems
Structure and function of the human gas exchange system
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The mechanism of breathing
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Impact of exercise, asthma and smoking on gas exchange
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Human nutrition, digestion and health
See All (5)
A healthy human diet
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Energy requirements and diet imbalances
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The structure of the human digestive system
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Digestion and the importance of bacteria
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The impact of recreational drugs on health
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Human skeleton and muscles
The human skeletal system
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Muscle function and antagonistic muscle pairs
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Measuring the force exerted by muscles
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Cells and respiration
See All (4)
How to observe cells under a microscope
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Animal cells, plant cells, and unicellular organisms
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Cell organisation and diffusion
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Aerobic and anaerobic respiration
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Popular Chapters in All Year Groups
Waves
Electricity
Chemical reactions
Forces
Energy
Forces and motion
Matter
States of matter
Living things and their habitats
The periodic table and properties of materials
Human nutrition, digestion and health
Cells and respiration
Beta
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