Roadmap

AS foundations

Quantities and measurement

1.1, 1.2 - Quantities, units and estimates
1.2 - Derived units and equation checks
1.3 - Errors, precision and accuracy
1.3 - Combining uncertainties

Vectors

1.4 - Adding and subtracting vectors
1.4 - Resolving vectors

AS practical skills

Measurement and records

Paper 3 - Choosing and reading measuring instruments
Paper 3 - Tables, precision and graph scales

Analysis and evaluation

Paper 3 - Trend lines, gradients and constants
Paper 3 - Testing relationships with uncertain data
Paper 3 - Limitations and workable improvements

AS mechanics

Motion

2.1 - Displacement, velocity and motion graphs
2.1 - Acceleration and velocity-time graphs
2.1 - Uniform acceleration and free fall
2.1 - Projectile motion

Forces and momentum

3.1 - Newton's laws, mass and weight
3.1 - Momentum and changing motion
3.2 - Drag and terminal velocity
3.3 - Collisions and momentum conservation

Equilibrium and fluids

4.1, 4.2 - Moments, couples and centres of gravity
4.2 - Forces in equilibrium
4.3 - Density and pressure in fluids
4.3 - Upthrust and floating

Energy and materials

5.1, 5.2 - Work, kinetic energy and potential energy
5.1 - Power and efficiency
6.1, 6.2 - Springs and deformation
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6.1 - Stress, strain and Young modulus
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6.2 - Energy stored in stretched materials
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AS waves

Progressive waves

7.1 - Wave motion and the wave equation
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7.1 - Oscilloscope traces and wave measurements
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7.1, 7.2 - Wave types and intensity
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7.3 - The Doppler effect for sound
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7.4 - The electromagnetic spectrum
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7.5 - Polarisation and Malus's law
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Superposition

8.1 - Stationary waves, nodes and antinodes
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8.2 - Diffraction at gaps and edges
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8.3 - Two-source interference
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8.4 - Measuring wavelengths with a diffraction grating
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AS electricity

Charge, energy and resistance

9.1 - Charge, current and drift velocity
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9.2 - Potential difference and electrical power
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9.3 - Resistance and current-voltage characteristics
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9.3 - Resistivity and wire measurements
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Circuits

10.1 - Circuit diagrams and electromotive force
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10.1 - Internal resistance and terminal voltage
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10.2 - Kirchhoff's laws and circuit equations
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10.2 - Resistors in series and parallel
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9.3, 10.3 - Potential dividers and sensors
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10.3 - Potentiometers and null methods
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AS particles

Atoms and fundamental particles

11.1 - The nuclear atom and nuclides
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11.1 - Radiation, antiparticles and decay equations
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11.2 - Quarks, hadrons and leptons
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A Level mechanics

Circular motion

12.1 - Radians and angular speed
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12.2 - Centripetal acceleration and force
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Gravitation

13.1–13.3 - Gravitational forces and fields
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13.2 - Circular and geostationary orbits
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13.4 - Gravitational potential and energy
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A Level thermal physics

Temperature and heating

14.1, 14.2 - Thermal equilibrium and temperature scales
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14.3 - Specific heat capacity
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14.3 - Specific latent heat
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Gases and thermodynamics

15.1, 15.2 - Moles and the ideal gas equation
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15.3 - Molecular motion and gas pressure
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15.3 - Molecular speeds and kinetic energy
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16.1 - Internal energy and changes of state
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16.2 - The first law of thermodynamics
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A Level oscillations

Simple harmonic motion

17.1 - Simple harmonic displacement and acceleration
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17.1, 17.2 - Velocity and energy in oscillations
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Damping and resonance

17.3 - Damping, forced oscillations and resonance
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A Level fields and circuits

Electric fields

18.1, 18.2 - Electric fields and parallel plates
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18.3, 18.4 - Point charges and Coulomb's law
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18.5 - Electric potential and potential energy
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Capacitance

19.1 - Capacitance and capacitor combinations
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19.2 - Energy stored by a capacitor
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19.3 - Capacitor discharge and the time constant
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Magnetic forces

20.1, 20.4 - Magnetic field patterns and currents
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20.2 - Forces on current-carrying conductors
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20.3 - Charged particles and velocity selection
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20.3 - The Hall effect and magnetic measurements
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Induction and alternating currents

20.5 - Magnetic flux and flux linkage
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20.5 - Faraday's law and Lenz's law
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21.1 - Alternating current and root-mean-square values
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21.2 - Half-wave and bridge rectification
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21.2 - Smoothing a rectified supply
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A Level quantum and nuclear physics

Quantum physics

22.1 - Photon energy and momentum
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22.2 - The photoelectric effect
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22.3 - Wave-particle duality and electron diffraction
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22.4 - Atomic energy levels and line spectra
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Nuclear physics

23.1 - Mass defect and binding energy
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23.1 - Energy from fission and fusion
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23.2 - Random decay, activity and half-life
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A Level applications

Medical imaging

24.1 - Ultrasound generation and imaging
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24.2 - X-ray production and attenuation
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24.2 - X-ray contrast and computed tomography
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24.3 - Positrons and PET imaging
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Astronomy and cosmology

25.1 - Luminosity, flux and standard candles
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25.2 - Stellar temperatures and radii
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25.3 - Redshift, Hubble's law and the Big Bang
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A Level practical skills

Planning investigations

Paper 5 - Planning a workable investigation
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Paper 5 - Controls, safety and electronic measurements
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Analysis and uncertainty

Paper 5 - Linearising power laws and exponentials
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Paper 5 - Error bars and worst acceptable lines
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Paper 5 - Constants, uncertainty and conclusions
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