Simulations
29 interactive, real-time physics simulations.
Projectile Motion
Gravity, drag, graphs, velocity vectors.
Simple Harmonic Motion
Mass-spring, phase space, energy.
Collisions
1D elastic/inelastic, momentum & KE.
Circular Motion
Centripetal force and vectors.
Pendulum
Large-angle pendulum with damping.
Work–Energy Theorem
Work by a force vs change in KE.
Center of Mass
Drag masses — live COM marker.
Orbital Motion
Two-body gravity, orbital trails.
Wave Interference
Two-source interference pattern.
Standing Waves
Harmonics, nodes, antinodes.
Doppler Effect
Moving source, wavelength shift.
Beats
Two close frequencies — beat pattern.
Young's Double Slit
Fringe pattern vs λ, d, D.
Thin Lens
Ray diagram, real/virtual images.
Spherical Mirror
Concave/convex mirror images.
Refraction (Snell)
Interface refraction & TIR.
Single-Slit Diffraction
sinc² intensity pattern.
Electric Field
Point charges, field vectors.
RC Circuit
Charging & discharging curves.
Lorentz Force
Charge in B-field, cyclotron motion.
EM Induction
Faraday's law — flux and EMF.
Photoelectric Effect
Work function, stopping potential.
Radioactive Decay
Exponential decay, half-life.
Bohr Model
H levels and spectral transitions.
Ideal Gas
Kinetic theory particle simulation.
Carnot Engine
Ideal cycle and efficiency.
Polarization (Malus)
Two polarizers — Malus's law.
Resistor Networks
Series/parallel R_eq and current.
Sound Wave
Longitudinal compressions & rarefactions.