A+12+5 | Weighted wood block dragged horizontally by force sensor. | 2024-02-08 |
A+50+5 | Water projector: Adjustable angle water jet in front of grid. | 2024-01-25 |
A+25+0 | Two disks, one weighted in center and other on rim, roll down ramp. | 2024-03-19 |
A+25+0 | Two disks, one weighted in center and other on rim, roll down ramp. | 2024-03-21 |
A+65+0 | Twisting a rod with one end fixed and the other hung with weights. | 2024-03-19 |
A+35+20 | Three meter airtrack with gliders that rebound elastically, or stick. | 2024-03-07 |
A+50+10 | The Hunter | 2024-02-01 |
A+15+0 | The Cavendish experiment: Model and actual apparatus to show. | 2024-02-15 |
A+15+0 | The Cavendish experiment: Model and actual apparatus to show. | 2024-02-19 |
A+15+0 | The Cavendish experiment: Model and actual apparatus to show. | 2024-02-20 |
A+20+5 | Tablecloth yanked out from under dishes. | 2024-02-01 |
A+60+55 | Stacking Blocks Extend Over Base | 2024-04-11 |
A+60+55 | Stacking Blocks Extend Over Base | 2024-04-09 |
A+30+60 | Spinning Bicycle Wheel Stays Upright. | 2024-04-02 |
A+30+60 | Spinning Bicycle Wheel Stays Upright. | 2024-04-04 |
A+30+60 | Spinning Bicycle Wheel Stays Upright. | 2024-04-09 |
A+60+16 | Same as A+60+15, but mass in different position. | 2024-04-11 |
A+25+15 | Rotational Inertia Wands | 2024-03-19 |
A+60+37 | Rotation about the center of mass: Object to throw. | 2024-03-07 |
A+60+37 | Rotation about the center of mass: Object to throw. | 2024-03-12 |
A+0+57 | Rotating loop of chain rolls across bench. | 2024-02-08 |
A+0+57 | Rotating loop of chain rolls across bench. | 2024-02-13 |
A+30+15 | Rotating chair with dumbbells or weighted bicycle wheel. | 2024-04-02 |
A+55+5 | Rolling spool: String on spool is pulled at various angles. | 2024-03-21 |
A+50+27 | Rocket using a CO2 Fire Extinguisher: Newton's 3rd Law. | 2024-03-14 |
A+5+22 | Potential energy of spring imparted to ball on ramp | 2024-02-22 |
A+5+22 | Potential energy of spring imparted to ball on ramp | 2024-02-27 |
A+35+25 | Plastic pucks on air table. | 2024-03-07 |
A+35+25 | Plastic pucks on air table. | 2024-03-12 |
A+5+21 | Object rolls uphill, center of mass rolls downhill | 2024-03-14 |
A+5+21 | Object rolls uphill, center of mass rolls downhill | 2024-03-12 |
B+10+0 | Mass on a spring. | 2024-04-15 |
B+10+0 | Mass on a spring. | 2024-04-16 |
B+10+0 | Mass on a spring. | 2024-04-11 |
C+30+5 | Magdeburg's hemispheres(cast iron) evacuated, can't be separated. | 2024-04-23 |
C+30+5 | Magdeburg's hemispheres(cast iron) evacuated, can't be separated. | 2024-04-25 |
A+0+45 | Loop the loop: Sphere, hoop, disk rolled down a looped track. | 2024-03-21 |
A+30+45 | Large gyroscope in a suitcase. | 2024-04-11 |
A+30+45 | Large gyroscope in a suitcase. | 2024-04-04 |
A+30+45 | Large gyroscope in a suitcase. | 2024-04-09 |
B+10+20 | Large damped oscillator (mass on spring) with various damping disks. | 2024-04-16 |
B+10+20 | Large damped oscillator (mass on spring) with various damping disks. | 2024-04-18 |
B+10+20 | Large damped oscillator (mass on spring) with various damping disks. | 2024-04-11 |
A+60+30 | Irregular shapes to determine center of mass using plumb bob. | 2024-03-12 |
A+60+30 | Irregular shapes to determine center of mass using plumb bob. | 2024-03-14 |
B+35+10 | Interference of sound waves from two speakers, same generator. | 2024-04-18 |
B+35+10 | Interference of sound waves from two speakers, same generator. | 2024-04-23 |
A+35+18 | Inelastic collisions: Another ballistic pendulum. | 2024-03-07 |
C+30+10 | Hydraulic jack with pressure gauge, breaks 2"x 2" piece of wood. | 2024-04-23 |
C+30+10 | Hydraulic jack with pressure gauge, breaks 2"x 2" piece of wood. | 2024-04-25 |
A+30+30 | Gyroscopes; various. | 2024-04-11 |
A+30+30 | Gyroscopes; various. | 2024-04-04 |
A+30+30 | Gyroscopes; various. | 2024-04-09 |
B+10+70 | Four pendulums on rod: Same mass, different lengths. | 2024-04-16 |
B+10+70 | Four pendulums on rod: Same mass, different lengths. | 2024-04-18 |
B+10+70 | Four pendulums on rod: Same mass, different lengths. | 2024-04-11 |
A+0+56 | Flattening of the earth: Rotating brass hoops. | 2024-02-08 |
A+0+56 | Flattening of the earth: Rotating brass hoops. | 2024-02-13 |
A+5+10 | Equal path lengths ball race. | 2024-03-05 |
A+50+0 | Dropped and shot balls hit bench simultaneously. | 2024-01-25 |
B+20+0 | Driven harmonic oscillator: Motor driven mass on spring. | 2024-04-18 |
B+20+0 | Driven harmonic oscillator: Motor driven mass on spring. | 2024-04-23 |
A+0+40 | Conical pendulum: Similar to A+0+35 with standard weights. | 2024-02-13 |
A+0+40 | Conical pendulum: Similar to A+0+35 with standard weights. | 2024-02-15 |
A+0+40 | Conical pendulum: Similar to A+0+35 with standard weights. | 2024-02-20 |
A+20+10 | Breaking thread above and below weight. | 2024-02-06 |
A+5+15 | Brachistochrone: Three balls falling along different trajectories. | 2024-03-05 |
A+5+15 | Brachistochrone: Three balls falling along different trajectories. | 2024-02-29 |
A+5+20 | Bowling ball pendulum swings back to nose. | 2024-02-29 |
A+12+0 | Blocks, with various surfaces slide on an inclined plane. | 2024-02-06 |
A+12+0 | Blocks, with various surfaces slide on an inclined plane. | 2024-02-08 |
C+25+5 | Bernoulli's principle: Ball suspended in air stream. | 2024-04-25 |
B+35+20 | Beats with tuning forks on tuned cavities. | 2024-04-18 |
B+35+20 | Beats with tuning forks on tuned cavities. | 2024-04-23 |
A+0+52 | Banked turns: slot car around an oval track | 2024-02-15 |
A+50+35 | Ballistics car: Ball ejected from rolling car drops back in. | 2024-01-30 |
A+5+0 | Ball on string mounts on blackboard and pivots on lower rod. | 2024-02-29 |
A+5+0 | Ball on string mounts on blackboard and pivots on lower rod. | 2024-03-05 |
A+0+10 | Atwood machine: Unbalanced weights on a pulley accelerate slowly. | 2024-02-06 |
C+30+15 | Archimedes' principle: Cup and plug on balance beam. | 2024-04-25 |
A+0+0 | "Coin and Feather" fall in an evacuated rotatable tube. | 2024-02-01 |