F+85+0 | YBaCuO pellet with magnet in liquid nitrogen on TV camera. | 2019-12-12 |
B+15+5 | Wilberforce pendulum: Oscillates between rotation and up-down. | 2019-11-19 |
A+50+5 | Water projector: Adjustable angle water jet in front of grid. | 2019-09-03 |
A+50+5 | Water projector: Adjustable angle water jet in front of grid. | 2019-09-05 |
A+35+2 | Two people in rolling chairs pushing and pulling | 2019-09-11 |
A+35+2 | Two people in rolling chairs pushing and pulling | 2019-09-10 |
B+15+0 | Two large pendulums coupled with spring. | 2019-11-13 |
B+15+0 | Two large pendulums coupled with spring. | 2019-11-12 |
B+15+0 | Two large pendulums coupled with spring. | 2019-11-19 |
A+65+0 | Twisting a rod with one end fixed and the other hung with weights. | 2019-10-22 |
B+25+0 | Transverse wave model, hand-cranked. | 2019-11-21 |
B+25+30 | Torsional wave device, large or small. | 2019-11-19 |
B+25+30 | Torsional wave device, large or small. | 2019-11-21 |
A+0+5 | Timed free fall: Ball drops 2 meters through electronic timing gate. | 2019-09-03 |
A+35+20 | Three meter airtrack with gliders that rebound elastically, or stick. | 2019-10-17 |
A+15+0 | The Cavendish experiment: Model and actual apparatus to show. | 2019-09-17 |
B+20+25 | Set of three coupled inverted pendulums on wood base. | 2019-11-12 |
B+50+15 | Ruben's tube: Standing sound waves in flames along a large pipe. | 2019-11-21 |
A+25+15 | Rotational Inertia Wands | 2019-10-22 |
A+30+15 | Rotating chair with dumbbells or weighted bicycle wheel. | 2019-10-22 |
A+70+20 | Rope with slug(unit of mass) in center is lifted from ends. | 2019-09-10 |
A+70+20 | Rope with slug(unit of mass) in center is lifted from ends. | 2019-09-12 |
A+55+5 | Rolling spool: String on spool is pulled at various angles. | 2019-10-24 |
A+50+20 | Rocket is filled with water and compressed air and launched vertically. | 2019-09-24 |
A+50+20 | Rocket is filled with water and compressed air and launched vertically. | 2019-09-26 |
A+5+22 | Potential energy of spring imparted to ball on ramp | 2019-10-03 |
A+5+22 | Potential energy of spring imparted to ball on ramp | 2019-10-08 |
A+35+25 | Plastic pucks on air table. | 2019-10-17 |
A+50+10 | Monkey and the hunter. | 2019-08-29 |
E+10+20 | Microwave diffraction by a large adjustable iris. | 2019-12-12 |
A+0+55 | Mercury and colored water in a rotating glass vessel. | 2019-09-19 |
C+35+0 | Mechanical equivalent of heat: Aluminum cylinder, crank, rope with 5 kg weight and large LED display. | 2019-10-03 |
A+30+5 | Maxwell's wheel: Flywheel with axle, supported on strings or stand. | 2019-10-17 |
B+10+0 | Mass on a spring. | 2019-10-01 |
B+10+20 | Large damped oscillator (mass on spring) with various damping disks. | 2019-11-05 |
A+60+30 | Irregular shapes to determine center of mass using plumb bob. | 2019-10-24 |
A+0+22 | Inclined airtrack with gliders and timing gates. | 2019-09-12 |
A+12+1 | Film: "A million to one", flea and dry ice puck, sound, 5 min. | 2019-09-17 |
B+20+20 | Film : "Tacoma Narrows bridge collapse",silent, 4 min. | 2019-11-07 |
D+10+35 | Electric field created by Van de Graff splits ions in flame | 2019-12-12 |
A+50+0 | Dropped and shot balls hit bench simultaneously. | 2019-09-03 |
A+50+0 | Dropped and shot balls hit bench simultaneously. | 2019-09-05 |
B+20+0 | Driven harmonic oscillator: Motor driven mass on spring. | 2019-11-07 |
A+55+10 | Cycloid disk draws path on chalkboard. | 2019-09-05 |
D+35+20 | Curie temperature | 2019-12-12 |
A+0+25 | Cork float accelerometer: Cork and water in sealed flask. | 2019-10-24 |
A+0+25 | Cork float accelerometer: Cork and water in sealed flask. | 2019-10-29 |
B+5+0 | Chaotic pendulum. | 2019-11-05 |
A+5+20 | Bowling ball pendulum swings back to nose. | 2019-10-01 |
A+5+20 | Bowling ball pendulum swings back to nose. | 2019-10-03 |
A+12+0 | Blocks, with various surfaces slide on an inclined plane. | 2019-09-17 |
A+12+0 | Blocks, with various surfaces slide on an inclined plane. | 2019-09-19 |
A+20+20 | Bed of nails | 2019-09-24 |
A+20+20 | Bed of nails | 2019-09-26 |
B+20+30 | Beaker is broken by sound from speaker. | 2019-11-07 |
B+20+30 | Beaker is broken by sound from speaker. | 2019-11-13 |
B+20+30 | Beaker is broken by sound from speaker. | 2019-11-12 |
A+35+17 | Ballistic pendulum: Suspended .22 rifle fires into suspended block. | 2019-09-26 |
A+35+17 | Ballistic pendulum: Suspended .22 rifle fires into suspended block. | 2019-09-24 |
B+10+50 | Ball on turntable rotates beneath synchronized pendulum . | 2019-11-05 |
A+0+10 | Atwood machine: Unbalanced weights on a pulley accelerate slowly. | 2019-09-12 |
A+15+45 | Applet: My Solar System | 2019-10-24 |
A+35+35 | Airtrack: Long track with two gliders coupled by a spring hoop. | 2019-09-11 |
A+35+35 | Airtrack: Long track with two gliders coupled by a spring hoop. | 2019-09-10 |
A+35+35 | Airtrack: Long track with two gliders coupled by a spring hoop. | 2019-09-24 |
B+15+20 | 5 Metronomes on board and cans sync their oscillations | 2019-11-19 |
A+55+0 | "Sweet Spot": Meterstick pivot point changes with point struck. | 2019-10-24 |
A+0+0 | "Coin and Feather" fall in an evacuated rotatable tube. | 2019-08-29 |
A+0+0 | "Coin and Feather" fall in an evacuated rotatable tube. | 2019-09-03 |