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Physics Lab

Interactive simulations for mechanics, waves, energy, electricity, and atomic physics. Drag, click, and experiment — powered by PhET Colorado.

Simulations

Mechanics & Forces

Explore gravity, motion, and the fundamental forces that shape our universe.

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Gravity & Orbits

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Gravity & Orbits

Move the sun, earth, moon, and space station to see how gravity changes orbital paths.

Gravity Orbits Kepler

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Forces & Motion

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Forces & Motion Basics

Push and pull objects, explore friction, and discover Newton's laws in action.

Newton Friction Forces

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Projectile Motion

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Projectile Motion

Launch objects at different angles and speeds. See how air resistance and gravity affect trajectory.

Kinematics Trajectory Air Drag

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Waves & Sound

Visualize transverse and longitudinal waves. Adjust frequency, amplitude, and damping.

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Waves Intro

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Waves Intro

Explore water and sound waves. Adjust frequency and amplitude to see interference and diffraction patterns.

Frequency Amplitude Interference

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Wave on a String

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Wave on a String

Wiggle the end of a string and watch waves propagate. Explore fixed and loose end reflections.

Standing Waves Damping Tension

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Energy & Thermodynamics

Watch energy transform between forms. Heat, cool, and change states of matter.

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Energy Forms & Changes

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Energy Forms & Changes

Track energy as it flows between objects. See thermal, electrical, light, and mechanical energy conversions.

Thermal Conservation Transfer

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States of Matter

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States of Matter

Heat and cool atoms to observe solid, liquid, and gas phase transitions at the molecular level.

Phase Change Molecules Temperature

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Electricity & Magnetism

Build circuits, measure voltage, and discover electromagnetic induction.

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Circuit Construction Kit

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Circuit Construction Kit (DC)

Build circuits with batteries, resistors, light bulbs, switches, and wires. Measure current and voltage.

Ohm's Law Circuits DC

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Faraday's Law

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Faraday's Law

Move a magnet through a coil and watch voltage appear. Discover electromagnetic induction firsthand.

Induction Magnetic Flux EMF

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Atomic & Nuclear

Build atoms, explore isotopes, and understand subatomic structure.

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Build an Atom

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Build an Atom

Add protons, neutrons, and electrons to build atoms. See how particle count determines element, charge, and mass.

Protons Isotopes Ions

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Balancing Act

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Balancing Act

Place objects on a balance beam and discover torque, lever arm, and rotational equilibrium.

Torque Lever Arm Equilibrium