Physics Flash Animations
by Don Ion (

To download Flash Movies – Right Click on Link and “Save Target As”.

   Movies can be played through a web-browser or through the free Flash Player from Adobe

Length of Earth's Day and Night (371KB)

example: Atwood's Inclined Plane (18.8KB)

Centripetal Acceleration

Projectile motion

Projectile Range

The Monkey and the Hunter

Newton’s Cannon

Kepler’s Laws


Oscilations and Waves:

Simple Harmonic Motion

The Doppler Effect

Shock Waves

Standing Waves

Heat engines:
The 2 Stroke Engine (17.0KB)
The 4 Stroke Engine (25.4KB)
The Stirling Engine (43.0KB)
The Carnot Cycle

Electricity and Magnetism:


LRC Phasors

Electric field around an Oscillating Charge
Object Image Relationships for a Convex Lens (22.8KB)

Mirror and Lens Ray Geometry

Ray Construction for Concave Mirrors

Ray Construction for Convex Lenses

Ray Construction for Concave Lenses

example: Virtual Object for a Two Convex Lens System (7.00KB)
Double Slit Interference
Double slit phasors
Multislit phasors
Quarter Wave Plate / Circular Polarization


The Science of the Silicon Solar Cell - (You will need to download all of these files and keep them together in the same folder. Do not change their names - they link together through "Introduction")

        introduction      bohratom          multielectronatoms           covalentbond           electronsnholes        doping      pnjunction         siliconsolarcell

The Michelson-Morley Experiment
Time Dilation
Length Contraction
Clock Synchronization
Clock Synchronization in Moving Reference Frames