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  • Alternating Current and Domestic Mains Electricity

  • Three Core Cable

  • The Plug

  • Safety Devices

  • Electrical Power in Circuits

  • Power: Example A

  • Power: Example B

  • Electrical Power in Circuits

  • Power: Example C

  • Energy Transfer in Circuits

  • Energy Transfer in Circuits: Example

  • Power of Domestic Appliances

  • The National Grid and Transformers

  • Static Electricity

  • Electric Fields

  • Electric Field Between Parallel Plates

  • Uses of Static Electricity - Photocopiers Etc

  • Solids, Liquids and Gases

  • Changing State

  • Internal Energy

  • Specific Latent Heat

  • Specific Latent Heat: Example A

  • Specific Latent Heat: Example B

  • Heating and Cooling Curves

  • Pressure of A Gas

  • Pressure and Volume of a Gas

  • Pressure and Volume of a Gas: Example A

  • Pressure and Volume of a Gas: Example B

  • Temperature of a Gas

  • Alpha, Beta and Gamma Radiation

  • Real Radioactive Sources

  • Beta Plus

  • Activity and Count-Rate

  • Uses of Radiation

  • Alpha Decay Equations

  • Alpha Decay: Example

  • Beta Decay Equations

  • Beta Decay: Example

  • Gamma Decay Equations

  • Half-life of Radioisotopes

  • Half-life: Example A

  • Half-life: Example B

  • Hazards of Radiation

  • Background Radiation

  • Uses of Radiation in Hospitals

  • PET Scanners

  • Nuclear Fission

  • Fission Reactors

  • Nuclear Fusion

  • Drawing Free Body Diagrams

  • Drawing Free Body Diagrams: Example

  • Resolving Forces

  • Vector Diagrams

  • Resolving Forces: Example A

  • Resolving Forces: Example B

  • Work Done

  • Work Done: Example A

  • Work Done: Example B

  • Elastic and Inelastic Deformation

  • Stretching Springs - The Spring Constant

  • Stretching Springs - The Energy Stored

  • Springs: Example A

  • Springs: Example B

  • Moments

  • Moments in Equilibrium

  • Moments in Equilibrium: Example A

  • Moments in Equilibrium: Example B

  • Levers

  • Gears

  • Pressure of a Fluid

  • Pressure at a Depth

  • Pressure at a Depth: Example A

  • Pressure at a Depth: Example B

  • Upthrust, Floating and Sinking

  • Upthrust: Example

  • The Earth's Atmosphere

  • v2-u2 = 2as

  • v2-u2 = 2as: Example A

  • v2-u2 = 2as: Example B

  • Deriving v2-u2 = 2as

  • Terminal Velocity

  • Terminal Velocity Explained

  • Terminal Velocity: Example

  • Newton's First Law

  • Newton's Second Law

  • Using F=ma

  • F=ma: Example A

  • F=ma: Example B

  • Inertia and Inertial Mass

  • Newton's Third Law

  • Newton's Third Law: Example

  • Momentum

  • Momentum: Example

  • Conservation of Momentum

  • Momentum Calculations

  • Momentum Calculations: Example A

  • Momentum Calculations: Example B

  • Rate of Change of Momentum

  • Safety Features and Momentum

  • The Electromagnetic Spectrum

  • Radio, Micro, IR And Visible

  • UV, X-Rays, Gamma and Hazards

  • Refraction

  • Refraction Explained

  • Refraction: Example

  • How Radios Work

  • Lenses

  • How To Draw Ray Diagrams

  • Ray Diagrams - Convex Lens

  • Ray Diagrams - Convex Magnifying

  • Convex: Example

  • Ray Diagrams - Concave Lens

  • Concave: Example

  • Magnification

  • Real and Virtual Images

  • Images: Example

  • Black Body Radiation

  • Temperature and Infrared

  • Temperature of The Earth

  • The Magnetic Field Around a Wire

  • Solenoids and their Magnetic Fields

  • Electromagnet: Example

  • The Motor Effect and Fleming's Left-Hand Rule

  • Force on a Wire in A Magnetic Field

  • Force on a Wire: Example

  • How Electric Motors Work

  • How Loudspeakers Work

  • The Generator Effect

  • Alternators and Dynamos

  • Potential Difference Graphs

  • PD Graph: Example

  • How a Microphone Works

  • Why Transformers Are Used

  • How a Transformer Works

  • The Transformer Equations

  • Transformers: Example A

  • Transformers: Example B

  • Milky Way, Solar System, Planets and Moons

  • Lifecycle of a Star Like Our Sun

  • The Lifecycle of Massive Stars

  • Fusion in Stars

  • Circular Orbits

  • Elliptical Orbits

  • Red Shift and The Big Bang

  • Steady State Theory

  • Dark Matter and Dark Energy

  • Observing the Universe and Telescopes

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