Five sections, 17 topics, 49 skills
A complete physics curriculum from kinematics through nuclear physics. Kinematics is free end to end. Other topics leave their last skill for Premium.
Mechanics
- KinematicsFreeDescribe motion: position, velocity, acceleration4 skills
- DynamicsExplain motion: forces, mass, friction3 skills
- Work & EnergyTrack energy: work, kinetic, potential, power4 skills
- Momentum & CollisionsCollisions and recoil: impulse and conservation3 skills
- Circular Motion & GravitationGoing in circles: centripetal force and orbits3 skills
- Simple Harmonic MotionBack and forth: springs, pendulums, amplitude3 skills
- Rotational MotionSpinning things: torque, inertia, angular momentum3 skills
- FluidsPressure, floating and flow3 skills
Electricity & Magnetism
Waves & Optics
Thermodynamics
Modern Physics
Start with Kinematics
Download Physics Zen and practice the complete free Kinematics topic. Upgrade only when you want the full curriculum and exam paths.