D+5+30 | Wall chart of electromagnetic spectrum. | 2013-12-04 |
C+55+45 | Viscosity of air: One rotating disk drives another. | 2013-09-13 |
D+10+20 | Van de Graaff generator. | 2013-10-16 |
C+80+5 | Triple Point demo: Water boils under vacuum making ice. | 2013-09-02 |
C+80+5 | Triple Point demo: Water boils under vacuum making ice. | 2013-09-04 |
B+25+0 | Transverse wave model, hand-cranked. | 2013-12-04 |
D+10+2 | Transparency: Mapping of an electric field. | 2013-09-30 |
B+50+15 | Reuben's tube: Standing sound waves in flames along a large pipe. | 2013-12-04 |
D+5+32 | Plexiglas model of electromagnetic wave. | 2013-12-04 |
D+10+4 | Pith balls on thread, with positive and negative charged rods. | 2013-09-25 |
C+80+10 | P.V.T. surface model for water. | 2013-09-04 |
C+22+15 | Operating Sterling cycle engine, hot water powered. | 2013-09-18 |
C+55+10 | Mechanical model of a gas: Vibrating balls strike piston on OHP. | 2013-09-09 |
C+55+0 | Mechanical model of a gas: Vibrating balls on OHP. | 2013-09-04 |
C+55+0 | Mechanical model of a gas: Vibrating balls on OHP. | 2013-09-06 |
C+35+0 | Mechanical equivalent of heat: Aluminum cylinder, crank, rope with 5 kg weight and large LED display. | 2013-09-16 |
D+15+24 | Levitator: Aluminum dish floats four inches off platform. | 2013-11-25 |
D+5+34 | LEDs oscillate in stored energy LC circuit. | 2013-11-27 |
D+15+20 | Jumping rings: High current AC coil causes rings to jump. | 2013-11-25 |
D+60+10 | Impact on peizo-electric device flashes neon bulb. | 2013-10-16 |
C+55+5 | Hexstat probability device. | 2013-09-06 |
C+70+22 | Heating a rubber band: negative coefficient of thermal expansion | 2013-09-09 |
D+30+28 | Hall effect: Magnetic field induces a voltage in a neon plasma. | 2013-11-15 |
D+30+28 | Hall effect: Magnetic field induces a voltage in a neon plasma. | 2013-11-18 |
C+70+80 | Gay-Lussac's Law: At constant V, Pressure is proportional to Temperature. | 2013-08-30 |
C+50+10 | Film loop: "Reversibility of time", 3:40 min. | 2013-09-20 |
D+10+10 | Faraday's ice pail: Charge induced on the outside of a pail. | 2013-10-09 |
D+10+10 | Faraday's ice pail: Charge induced on the outside of a pail. | 2013-10-11 |
D+10+10 | Faraday's ice pail: Charge induced on the outside of a pail. | 2013-10-07 |
C+22+0 | Engine models: Steam, 4-cycle Otto. | 2013-09-18 |
C+22+0 | Engine models: Steam, 4-cycle Otto. | 2013-09-16 |
D+0+28 | Energy storage in a commercial capacitor. Loud bang! | 2013-10-14 |
D+10+24 | Electrostatic pinwheel:Van de Graaff makes pinwheel spin. | 2013-09-27 |
D+10+24 | Electrostatic pinwheel:Van de Graaff makes pinwheel spin. | 2013-09-25 |
D+10+0 | Electric fields: Lines of force shown on an OHP. | 2013-09-27 |
D+0+22 | Effects of changing a D.C. voltage in a series RC circuit. | 2013-10-21 |
C+50+30 | Drum in glycerine rotates to smear line of dye into a plane and back. | 2013-09-23 |
C+15+0 | Copper/wood cylinder wrapped with paper over bunsen burner. | 2013-09-13 |
D+30+8 | Compass needle shows field around a high current wire on bench top. | 2013-10-23 |
C+70+60 | CO2 fire extinguisher: Expanding gas freezes into snow. | 2013-09-11 |
D+10+12 | Charge resides on the outside of a conductor. | 2013-10-09 |
D+10+12 | Charge resides on the outside of a conductor. | 2013-10-11 |
C+10+0 | Carnot cycle models: Piston/cylinder, PVT surface. | 2013-09-16 |
C+50+5 | Black balls and white balls in a box are shaken. | 2013-09-23 |
D+15+0 | Bar magnet induces current in a coil, shown on galvanometer. | 2013-11-22 |
C+40+0 | Ball race: Five different balls heated and placed on paraffin sheet. | 2013-09-11 |
D+0+0 | Attraction between horizontal plates of a charged capacitor. | 2013-10-09 |
D+0+0 | Attraction between horizontal plates of a charged capacitor. | 2013-10-14 |
D+10+6 | Attraction and repulsion of charged styrofoam balls. | 2013-09-25 |
F+60+0 | Applet: various simulated experiments | 2013-10-25 |
D+30+16 | Ampere's law: Currents in parallel wires attract or repel. | 2013-10-23 |