Physics
G3N tutors you through the full International Physics syllabus offline — from Push and pull forces, Objects that float and sink, Light and shadows and more — with adaptive lessons, instant quizzes, flashcards and exam-ready summaries.
Syllabus
What you’ll cover in Physics.
The complete topic outline G3N teaches, mapped to the International curriculum.
Phase 1 (KG)
8 topicsPush and pull forces
Objects that float and sink
Light and shadows
Sound: loud and quiet, high and low pitch
Hot and cold: temperature in everyday life
Magnets and what they attract
Moving objects: fast and slow
Simple machines: ramps and levers
Phase 2 (Grades 1-2)
8 topicsForces and motion: gravity, friction, pushes and pulls
Simple circuits: bulbs, batteries, switches
Light: reflection and shadows
Sound: vibration, pitch, volume
Heat and temperature: conductors and insulators
Magnets: poles, attraction and repulsion
Energy sources: sun, food, fuel
Simple machines: wheel, pulley, inclined plane
Phase 3 (Grades 3-4)
8 topicsSpeed, distance, and time
Balanced and unbalanced forces
Electricity: series and parallel circuits
Light: refraction, colour spectrum, lenses
Sound waves: frequency, amplitude, medium
Heat transfer: conduction, convection, radiation
Gravity and weight
Renewable and non-renewable energy sources
Phase 4 (Grades 5-6)
8 topicsNewton's laws of motion
Pressure in fluids: hydraulics and pneumatics
Electromagnetic spectrum: visible light, infrared, UV, radio
Wave properties: wavelength, frequency, amplitude, speed
Electrical power and energy
Magnetism and electromagnetism
Energy transformations and conservation
Space: solar system, gravity, orbits
MYP 1 (Grade 6)
8 topicsKinematics: displacement, velocity, acceleration
Newton's three laws of motion
Forces: gravity, normal force, friction, tension
Work, energy, and power
Potential and kinetic energy
Waves: transverse and longitudinal
Sound: properties, speed, reflection
Electric circuits: resistance, Ohm's law
MYP 2 (Grade 7)
8 topicsMomentum and impulse: conservation of momentum
Projectile motion
Pressure in solids and fluids: Pascal's law, Archimedes' principle
Thermal energy: specific heat capacity, latent heat
Light: reflection, refraction, total internal reflection
Electromagnetic spectrum and applications
Magnetism: fields, electromagnets, motors
Electrical energy: power, Joule heating
MYP 3 (Grade 8)
8 topicsCircular motion and centripetal force
Gravitation: Newton's law of universal gravitation
Oscillations: simple harmonic motion introduction
Wave interference: superposition, diffraction
Optics: lenses, ray diagrams, optical instruments
Atomic structure: nuclear model, isotopes, radioactivity
Nuclear reactions: fission and fusion overview
Energy production: power stations, renewable energy
MYP 4-5 (Grades 9-10)
10 topicsKinematics in two dimensions: vectors and projectiles
Rotational dynamics: torque, moment of inertia
Electrostatics: Coulomb's law, electric field, potential
Capacitance and electric circuits in depth
Electromagnetic induction: Faraday's law, generators, transformers
Wave optics: interference patterns, diffraction gratings
Quantum theory introduction: photons, photoelectric effect
Special relativity: time dilation, length contraction
Particle physics: standard model overview
Astronomy and cosmology: stellar evolution, Big Bang
Mechanics: space, time and motion
25 topicsDistance, displacement, speed and velocity
Uniformly accelerated motion and the equations of kinematics
Graphs of motion (displacement-time and velocity-time)
Projectile motion
Fluid resistance and terminal speed
Forces, free-body diagrams and Newton's laws of motion
Translational equilibrium
Solid friction: static and dynamic
Hooke's law and elastic forces
Momentum and impulse
Conservation of momentum
Circular motion: centripetal force and acceleration
Work done by a force
Kinetic energy and potential energy
Conservation of energy, efficiency and power
Rigid body mechanics: torque and rotational equilibrium (HL)
Rotational kinematics and moment of inertia (HL)
Newton's second law for rotation (HL)
Angular momentum and its conservation (HL)
Rotational kinetic energy (HL)
Reference frames and Galilean relativity (HL)
Postulates of special relativity and Lorentz transformations (HL)
Time dilation and length contraction (HL)
Spacetime diagrams and the invariant interval (HL)
The muon decay experiment (HL)
Thermal physics and the particulate model
21 topicsTemperature, internal energy and thermal energy transfer
Specific heat capacity
Phase change and specific latent heat
Conduction, convection and thermal radiation
Black-body radiation, the Stefan-Boltzmann law and Wien's law
Solar radiation, albedo and emissivity
Greenhouse gases and the enhanced greenhouse effect
Earth's energy balance
The ideal gas model and pressure
The gas laws and the equation of state pV = nRT
Kinetic theory of gases
Moles, molar mass and the Avogadro constant
Electric current and potential difference
Resistance, Ohm's law and resistivity
Electrical power and energy
Electromotive force (emf) and internal resistance
Series and parallel circuits
The first law of thermodynamics and work done by a gas (HL)
Isovolumetric, isobaric, isothermal and adiabatic processes (HL)
The second law of thermodynamics and entropy (HL)
Heat engines and thermodynamic cycles (HL)
Waves and wave behaviour
19 topicsSimple harmonic motion: period, frequency and amplitude
Energy changes in simple harmonic motion
Transverse and longitudinal waves
Wavelength, frequency, period and the wave equation
Wavefronts, rays and the electromagnetic spectrum
Reflection and refraction (Snell's law)
Total internal reflection and the critical angle
Diffraction and the superposition of waves
Two-source interference (double-slit)
Standing waves: nodes, antinodes and harmonics
Standing waves on strings and in pipes
Resonance and damping
The Doppler effect (qualitative)
The defining equations of simple harmonic motion (a = -ω²x) (HL)
Period of a pendulum and a mass-spring system (HL)
Single-slit diffraction (HL)
The diffraction grating (HL)
Resolution and the Rayleigh criterion (HL)
The Doppler effect equations for sound and light (HL)
Fields (gravitational, electric, magnetic)
17 topicsNewton's law of universal gravitation
Gravitational field strength
Coulomb's law and electric charge
Electric field strength
Magnetic fields and magnetic field lines
Force on a current-carrying conductor
Force on a moving charge (F = qvB)
Motion of charged particles in electric and magnetic fields
Gravitational potential and gravitational potential energy (HL)
Orbital motion, escape speed and orbital energy (HL)
Gravitational equipotential surfaces (HL)
Electric potential and electric potential energy (HL)
Electric equipotential surfaces (HL)
Electromagnetic induction and magnetic flux (HL)
Faraday's law and Lenz's law (HL)
Generators and alternating current (HL)
Transformers (HL)
Nuclear and quantum physics
17 topicsEmission and absorption spectra and atomic energy levels
The nuclear model of the atom and isotopes
Rutherford scattering and nuclear radius
Alpha, beta and gamma decay and nuclear equations
Half-life and radioactive decay (qualitative)
Background radiation
Mass defect and nuclear binding energy
Nuclear fission and chain reactions
Nuclear reactors
Nuclear fusion in stars
Stellar properties: luminosity and apparent brightness
The Hertzsprung-Russell diagram and stellar evolution
The Bohr model for hydrogen and quantization of angular momentum (HL)
The photoelectric effect and the photon model (HL)
Einstein's photoelectric equation and the work function (HL)
Matter waves and the de Broglie wavelength (HL)
The radioactive decay law and the decay constant N = N₀e^(-λt) (HL)
How G3N helps
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Concept-led learning
Lessons that match inquiry-based, conceptual international curricula rather than rote answers.
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