Quick answer: This page gathers the 22 lessons of physics grades 11-12 (A Level · IB · Class 11-12), one per chapter: uncertainty and vectors, suvat equations, projectile motion, friction and inclined planes, work energy theorem, impulse momentum, circular motion, gravitational field and 14 more. Each lesson gives a quick answer, worked examples, diagrams and key points, with a free PDF download. Written by a team of 12 qualified science teachers.
All the physics grades 11-12 lessons are on this page, chapter by chapter: each lesson gives a quick answer, worked examples and diagrams, with a free PDF download. Back to the physics grades 11-12 overview.
Physics grades 11-12 lessons by chapter
Physics 11-12 lessons
Clear science lessons with diagrams, laws, formulas and worked examples.
Checking units, uncertainties and vector components
Uncertainty and vectors notes (Physics grades 11-12): learn to check equations with base units, combine uncertainties, and resolve and add vectors.
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Equations of motion for constant acceleration
Suvat equations notes (Physics grades 11-12): master the five suvat equations for constant acceleration, free fall and velocity-time graphs.
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Independent horizontal and vertical motion of projectiles
Projectile motion notes (Physics grades 11-12): understand projectile motion: separate horizontal and vertical motion, time of flight, range.
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Forces, friction and motion on slopes
Friction and inclined planes notes (Physics grades 11-12): apply Newton's second law with friction, slopes and connected bodies. Free-body diagrams.
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Work done, energy conservation and power
Work energy theorem notes (Physics grades 11-12): learn work done W = Fs cos θ, the work-energy theorem, energy conservation.
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Momentum conservation, impulse and collision types
Understand momentum, impulse, F = Δp/Δt, elastic and inelastic collisions and 2D collisions with worked examples for A Level, IB and CBSE physics.
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Angular velocity, centripetal force and circular paths
Circular motion notes (Physics grades 11-12): learn angular velocity, centripetal acceleration and force.
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Gravitational force, potential and satellite orbits
Gravitational field notes (Physics grades 11-12): newton's law of gravitation, field strength, potential, escape speed.
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Oscillations, springs, pendulums and resonance
Simple harmonic motion notes (Physics grades 11-12): learn simple harmonic motion for A Level and IB: a = −ω²x, mass-spring and pendulum periods.
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Waves that add: fringes and grating spectra
Wave interference notes (Physics grades 11-12): understand superposition, path difference.
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Standing waves on strings and in pipes
Stationary waves notes (Physics grades 11-12): learn stationary waves: nodes and antinodes, harmonics on strings f = nv/2L, open and closed pipes.
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Springs, wires and the stiffness of materials
Young modulus notes (Physics grades 11-12): learn Hooke's law, elastic energy, stress, strain and the Young modulus for A Level and IB.
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Gas laws, kinetic theory and thermal energy
Ideal gas equation notes (Physics grades 11-12): learn the ideal gas equation pV = nRT, kinetic theory, internal energy, specific heat and latent heat.
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Charges, coulomb’s law and electric potential
Learn electric field strength, Coulomb’s law, potential and motion of charges between plates, with worked examples for A Level, IB and Class 12 physics.
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Charge storage, energy and RC time constants
Capacitor notes (Physics grades 11-12): learn capacitance, Q = CV, energy stored.
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Emf, internal resistance and kirchhoff’s laws
Learn emf, internal resistance, terminal voltage, Kirchhoff’s laws and potential dividers with worked examples for A Level, IB and Class 12 physics.
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Forces on currents and moving charges in magnetic fields
Magnetic fields notes (Physics grades 11-12): magnetic fields for A Level, IB and Class 12: F = BIL, F = Bqv, circular orbits, velocity selectors.
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How changing flux creates an emf
Electromagnetic induction notes (Physics grades 11-12): electromagnetic induction for A Level, IB and Class 12: flux, Faraday's and Lenz's laws.
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Rms values, transformers and power lines
Transformers notes (Physics grades 11-12): alternating current and transformers for A Level and Class 12: rms values, turns ratio.
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Photon energy, work function and matter waves
Photoelectric effect notes (Physics grades 11-12): photons and the photoelectric effect for A Level and IB: E = hf, work function, stopping potential.
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Atomic energy levels and line spectra
Atomic spectra notes (Physics grades 11-12): learn energy levels, the electronvolt.
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Radioactive decay and nuclear binding energy
Learn the radioactive decay law, half-life, mass defect, E = mc² binding energy per nucleon, fission and fusion, with worked examples, a dice lab and a test
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