Physical Quantities & Units

Physical Quantities

Physical Quantities

SI Units

SI Units

Homogeneity of Physical Equations & Powers of Ten

Errors & Uncertainties

Errors & Uncertainties

Calculating Uncertainties

Scalars & Vectors

Scalars & Vectors

Kinematics

Equations of Motion

Displacement, Velocity & Acceleration

Motion Graphs

Area under a Velocity-Time Graph

Gradient of a Displacement-Time Graph

Gradient of a Velocity-Time Graph

Deriving Kinematic Equations

Solving Problems with Kinematic Equations

Acceleration of Free Fall Experiment

Projectile Motion

Dynamics

Momentum & Newton’s Laws of Motion

Mass & Weight

Force & Acceleration

Linear Momentum

Force & Momentum

Newton's Laws of Motion

Non-Uniform Motion

Drag Force & Air Resistance

Terminal Velocity

Linear Momentum & its Conservation

Conservation of Momentum

Elastic & Inelastic Collisions

Forces, Density & Pressure

Turning Effects of Forces

Centre of Gravity

Moments

Turning Effects of Forces

Equilibrium of Forces

Principle of Moments

Conditions for Equilibrium

Density & Pressure

Density

Pressure

Derivation of ∆p = ρg∆h

Upthrust

Archimedes' Principle

Work, Energy & Power

Energy Conservation

Work & Energy

The Principle of Conservation of Energy

Efficiency

Power

Derivation of P = Fv

Gravitational Potential Energy & Kinetic Energy

Gravitational Potential Energy

Kinetic Energy

Deformation of Solids

Stress & Strain

Extension & Compression

Hooke's Law

The Young Modulus

Elastic & Plastic Behaviour

Elastic & Plastic Behaviour

Elastic Potential Energy

Waves

Progressive Waves

Progressive Waves

Cathode-Ray Oscilloscope

The Wave Equation

Wave Intensity

Transverse & Longitudinal Waves

Transverse & Longitudinal Waves

Doppler Effect for Sound Waves

Doppler Effect for Sound Waves

Electromagnetic Spectrum

Electromagnetic Spectrum

Polarisation

Polarisation

Superposition

Stationary Waves

The Principle of Superposition

Stationary Waves

Wavelength of Stationary Waves

Diffraction

Diffraction

Interference

Interference & Coherence

Two Source Interference

Young's Double Slit Experiment

The Diffraction Grating

The Diffraction Grating

Electricity

Electric Current

Electric Current

Calculating Electric Current & Charge

Potential Difference & Power

Potential Difference

Electrical Power

Resistance & Resistivity

Resistance

Ohm's Law

I-V Characteristics

Resistivity

Resistance in Sensory Resistors

D.C. Circuits

Practical Circuits

Circuit Symbols

Electromotive Force

Internal Resistance

Kirchhoff’s Laws

Kirchhoff's First Law

Kirchhoff's Second Law

Resistors in Series

Resistors in Parallel

Solving Problems with Kirchhoff's Laws

Potential Dividers

Potential Dividers

Potentiometer

Galvanometer

Potential Divider Components

Particle Physics

Atoms, Nuclei & Radiation

Alpha-particle Scattering Experiment

Atomic Structure

Nucleon & Proton Number

Alpha, Beta & Gamma Particles

Decay Equations

Fundamental Particles

Fundamental Particles

Properties of Quarks

Quark Composition

The Quark Model of Beta Decay

Motion in a Circle

Kinematics of Uniform Circular Motion

Radians & Angular Displacement

Angular Speed

Centripetal Acceleration

Centripetal Acceleration

Calculating Centripetal Acceleration

Calculating Centripetal Force

Gravitational Fields

Gravitational Field

Gravitational Fields

Gravitational Force Between Point Masses

Point Mass Approximation

Gravitational Force Between Point Masses

Circular Orbits in Gravitational Fields

Geostationary Orbits

Gravitational Field of a Point Mass

Gravitational Field Strength

The Value of g on Earth

Gravitational Potential

Gravitational Potential

Temperature

Thermal Equilibrium

Thermal Energy Transfer

Thermal Equilibrium

Temperature Scales

Measurement of Temperature

The Kelvin Scale

Specific Heat Capacity & Specific Latent Heat

Specific Heat Capacity

Specific Latent Heat Capacity

Ideal Gases

The Mole

The Mole

Equation of State

Ideal Gases

Ideal Gas Equation

Kinetic Theory of Gases

Kinetic Theory of Gases

Derivation of the Kinetic Theory of Gases Equation

Average Kinetic Energy of a Molecule

Thermodynamics

Internal Energy

Internal energy

The First Law of Thermodynamics

Work Done by a Gas

The First Law of Thermodynamics

Oscillations

Simple Harmonic Oscillations

Describing Oscillations

Simple Harmonic Motion

Calculating Acceleration & Displacement in SHM

Calculating Speed in SHM

SHM Graphs

Energy in Simple Harmonic Motion

Energy in SHM

Damped & Forced Oscillations, Resonance

Damping

Resonance

Electric Fields

Electric Fields & Field Lines

Electric Fields & Forces on Charges

Electric Field Lines

Uniform Electric Fields

Electric Field Between Parallel Plates

Motion of Charged Particles

Electric Force Between Point Charges

Electric Force Between Two Point Charges

Electric Field of a Point Charge

Electric Field Strength of a Point Charge

Electric Potential

Electric Potential

Electric Potential Gradient

Electric Potential Energy

Capacitance

Capacitors & Capacitance

Capacitance

Capacitors in Series & Parallel

Calculating Capacitance in Series & Parallel

Energy Stored in a Capacitor

Area Under a Potential–Charge Graph

Energy Stored in a Capacitor

Discharging a Capacitor

Capacitor Discharge Graphs

Capacitor Discharge Equations

Magnetic Fields

Concept of a Magnetic Field

Representing Magnetic Fields

Force on a Current-Carrying Conductor

Magnetic Flux Density

Force on a Current-Carrying Conductor

Force on a Moving Charge

Fleming's Left-Hand Rule

Force on a Moving Charge

Hall Voltage

Using a Hall Probe

Motion of a Charged Particle in a Magnetic Field

Velocity Selection

Magnetic Fields Due to Currents

Magnetic Fields in Wires, Coils & Solenoids

Forces Between Current-Carrying Conductors

Electromagnetic Induction

Magnetic Flux

Magnetic Flux Linkage

Principles of Electromagnetic Induction

Faraday's & Lenz's Laws

Alternating Currents

Characteristics of Alternating Currents

Alternating Current & Voltage

Root-Mean-Square Current & Voltage

Mean Power

Rectification & Smoothing

Rectification

Smoothing

Quantum Physics

Energy & Momentum of a Photon

The Photon

Energy & Momentum of a Photon

The Electronvolt

Photoelectric Effect

The Photoelectric Effect: Basics

Threshold Frequency

The Work Function

Wave-Particle Duality

Wave-Particle Duality

The de Broglie Wavelength

Energy Levels in Atoms & Line Spectra

Atomic Energy Levels

Line Spectra

Calculating Discrete Energies

Nuclear Physics

Mass Defect & Nuclear Binding Energy

Energy & Mass Equivalence

Nuclear Equations

Mass Defect & Binding Energy

Nuclear Fusion & Fission

Calculating Energy Released in Nuclear Reactions

Radioactive Decay

The Random Nature of Radioactive Decay

Activity & The Decay Constant

Half-Life

Medical Physics

Production & Use of Ultrasound

The Piezoelectric Transducer

Generating & Using Ultrasound

Specific Acoustic Impedance

Intensity Reflection Coefficient

Attenuation of Ultrasound in Matter

Production & Use of X-rays

Production & Use of X-rays

Attenuation of X-rays in Matter

Computed Tomography Scanning

PET Scanning

Radioactive Tracers

Annihilation in PET Scanning

Detecting Gamma-Rays from PET Scanning

Astronomy & Cosmology

Standard Candles

Luminosity & Radiant Flux

Standard Candles & Stellar Distances

Stellar Radii

Wien's Displacement Law

Stefan-Boltzmann Law & Stellar Radii

Hubble’s Law & the Big Bang Theory

Emission Spectra

Doppler Redshift

Hubble's Law & the Big Bang Theory

Exam boards

• Edexcel A Level Physics
• OCR A Level Physics

Study tools

• Cambridge (CIE) A Level Physics · Exam Questions
• Cambridge (CIE) A Level Physics · Flashcards
• Cambridge (CIE) A Level Physics · Past Papers

Related links

• A Level Physics · Revision Notes
• A Level Physics · Exam Questions
• A Level Physics · Flashcards
• A Level Physics · Past Papers
• A Level Physics · Glossary
• Cambridge (CIE) A Level Physics · Exam specification