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Past paper and exam-style questions organised by topic, with student-friendly answers written by teachers and examiners.
Kinematics
Distance & Displacement, Speed & Velocity, Acceleration, Kinematic Equations, Motion Graphs, Projectile Motion, Fluid Resistance, Terminal Speed
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Forces & Momentum
Free-Body Diagrams, Newton’s First Law, Newton’s Second Law, Newton’s Third Law, Contact Forces, Non-Contact Forces, Frictional Forces, Hooke's Law, Stoke's Law, Buoyancy, Conservation of Linear Momentum, Impulse & Momentum, Force & Momentum, Collisions & Explosions in One-Dimension, Angular Velocity, Centripetal Force, Centripetal Acceleration, Non-Uniform Circular Motion
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Work, Energy & Power
Principle of Conservation of Energy, Sankey Diagrams, Work Done, Kinetic Energy, Gravitational Potential Energy, Elastic Potential Energy, Conservation of Mechanical Energy, Energy & Power, Efficiency Formula, Energy Density
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Thermal Energy Transfers
Solids, Liquids & Gases, Density, Temperature Scales, Temperature & Kinetic Energy, Internal Energy, Thermal Equilibrium, Changes of State, Specific Heat Capacity, Specific Latent Heat, Thermal Conduction, Thermal Convection, Thermal Radiation, Apparent Brightness & Luminosity, Stefan-Boltzmann Law, Wien’s Displacement Law
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Greenhouse Effect
Albedo & Emissivity, The Solar Constant, Greenhouse Gases, The Greenhouse Effect
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Gas Laws
Gas Pressure, Amount of Substance, Gas Laws, Kinetic Theory of Gases, Derivation of the Kinetic Theory of Gases Equation, Average Kinetic Energy of a Molecule
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Current & Circuits
Circuit Diagrams, Electric Current, Electric Potential Difference, Electrical Conductors & Insulators, Electric Resistance, Electrical Resistivity, I-V Characteristics, Series & Parallel Circuits, Electrical Power, Sources of Electrical Energy, Electromotive Force & Internal Resistance, Variable Resistance
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Simple Harmonic Motion
Describing Oscillations, Simple Harmonic Motion (SHM), Time Period of a Mass–Spring System, Time Period of a Simple Pendulum, Energy Changes in Simple Harmonic Motion (SHM)
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Wave Model
Properties of Waves, Transverse & Longitudinal Waves, Sound Waves, Electromagnetic Waves
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Wave Phenomena
Wavefronts & Rays, Reflection, Refraction & Transmission, Diffraction of Waves, Refraction of Waves, Superposition of Waves, Interference of Waves, Young’s Double-Slit Experiment
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Standing Waves & Resonance
Standing Waves, Nodes & Antinodes, Boundary Conditions for Standing Waves, Harmonics in Strings & Pipes, The Nature of Resonance, The Effect of Damping
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Doppler Effect
The Doppler Effect, The Doppler Effect of Light, Galactic Redshift
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Gravitational Fields
Newton's Law of Gravitation, Gravitational Field Strength, Gravitational Field Lines, Kepler's Laws of Planetary Motion
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Electric & Magnetic Fields
Electric Charge, Milikan's Oil Drop Experiment, Static Electricity, Coulomb's Law, Electric Field Strength, Electric Field Lines, Magnetic Fields
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Motion in Electromagnetic Fields
Magnetic Force on a Current-Carrying Conductor, Magnetic Force between Two Parallel Conductors, Magnetic Force on a Charge, Charged Particles in Magnetic Fields, Charged Particles in Electric Fields, Charged Particles in Electric & Magnetic Fields
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Structure of the Atom
Rutherford's Gold Foil Experiment, Nuclear Notation, Emission & Absorption Spectrum, Photon Energy
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Radioactive Decay
Isotopes & Radioactive Decay, Background Radiation, Alpha, Beta & Gamma Particles, Radioactive Decay Equations, Activity & Half-Life, Applications of Radioactivity, Mass Defect & Nuclear Binding Energy, Binding Energy per Nucleon Curve
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Fission
Spontaneous & Induced Fission, Energy Released in Fission Reactions, Chain Reactions from Fission, Operation of a Nuclear Reactor, Radioactive Waste Management
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Fusion & Stars
Fusion Reactions in Stars, Energy Released in Fusion Reactions, Star Formation, Life Cycle of a Star, The Hertzsprung–Russell (HR) Diagram, Emission & Absorption Spectra in Stars, Stellar Parallax, Determination of Stellar Radii
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Measurements in Physics
Fundamental & Derived Units in IB Physics, Using Scientific Notation in Physics, Using Dimensional Analysis, Measurement Techniques in IB Physics
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Processing Uncertainties
Random & Systematic Errors, Calculating Uncertainties, Determining Uncertainties from Graphs
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Scalars & Vectors
Scalar & Vector Quantities, Combining & Resolving Vectors, Scale Diagrams
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