The Physics Concept Map
Every concept on PhysicStuff and how they connect. Drag to explore, click a node to see where it leads, or filter by subject. Arrows point from a concept to the ones it prepares you for — and the bigger a node, the more concepts build on it.
Browse every physics concept by subject
📐 Mechanics
- Work-Energy Theorem and Power Calculator: From Variable Force to Watts
- Torque Calculator and Rotational Motion Simulator
- Conservation of Momentum: Elastic and Inelastic Collision Simulator
- Centripetal Force Calculator and Circular Motion Simulator
- Projectile Motion Simulator
- Kinetic and Potential Energy Visualiser
- Coupled Oscillators
- Newton's Laws of Motion
- Simple Harmonic Motion Simulator
🦋 Chaos
🌊 Waves & Oscillations
⚡ Electromagnetism
- Capacitors and RC Circuits: Charging, Discharging and the Time Constant
- Magnetic Force on a Moving Charge: The Right-Hand Rule Explained
- Faraday's Law: How Electromagnetic Induction Generates Electricity
- Equivalent Resistance Calculator: Series and Parallel Circuits
- Electric Field: Definition, Formula and Interactive Field Line Simulator
- Ohm's Law Calculator
- Coulomb's Law Calculator — Electric Force Between Charges
- How Does Lightning Occur?
- How Do Magnets Work?
- What is a P-N Junction?
- How Do Solar Cells Work?
🌡️ Statistical Mechanics
💧 Thermodynamics
📊 Mathematics & Statistics
🔭 Astrophysics
🔬 Optics
- Myopia and Hypermetropia: Corrective Lens Power Calculator for the Human Eye
- Mirror Formula Calculator: Concave and Convex Mirror Ray Diagrams
- Snell's Law Calculator: Refraction and Total Internal Reflection
- Interference and Diffraction of Light: Why Waves Make Patterns
- Lens Formula Calculator: Ray Diagrams and Chromatic Aberration
- What is a Mirage?
- How Do 3D Glasses Work?