A+12+5 | Weighted wood block dragged horizontally by force sensor. | 2024-09-17 |
A+12+5 | Weighted wood block dragged horizontally by force sensor. | 2024-09-19 |
A+14+0 | Weight on a vertical spring with markers on stand. | 2024-09-12 |
A+14+0 | Weight on a vertical spring with markers on stand. | 2024-09-17 |
A+50+5 | Water projector: Adjustable angle water jet in front of grid. | 2024-09-10 |
B+10+2 | Torsion pendulum with removable weights. | 2024-10-31 |
A+35+20 | Three meter airtrack with gliders that rebound elastically, or stick. | 2024-10-10 |
A+50+10 | The Hunter | 2024-09-10 |
B+60+0 | Speed of sound in air: Speaker resonates air column over water. | 2024-11-12 |
B+10+1 | Simple pendulum: Ball on a string. | 2024-10-31 |
A+30+10 | Rotational inertia device: Sliding weights on rotating rod. | 2024-10-17 |
A+70+20 | Rope with slug(unit of mass) in center is lifted from ends. | 2024-09-12 |
A+55+5 | Rolling spool: String on spool is pulled at various angles. | 2024-10-17 |
C+70+15 | Ring and ball: Ball fits through ring only after ring is heated. | 2024-11-19 |
C+70+15 | Ring and ball: Ball fits through ring only after ring is heated. | 2024-11-14 |
C+30+0 | Revolving 'drumhead' with manometer shows pressure in water tank. | 2024-10-24 |
A+25+5 | Moment of inertia: Hoop or disk rotated by falling weight. | 2024-10-15 |
B+10+0 | Mass on a spring. | 2024-10-31 |
C+30+5 | Magdeburg's hemispheres(cast iron) evacuated, can't be separated. | 2024-10-24 |
A+0+45 | Loop the loop: Sphere, hoop, disk rolled down a looped track. | 2024-09-26 |
B+25+5 | Longitudinal wave model, hand-cranked. | 2024-11-07 |
B+35+10 | Interference of sound waves from two speakers, same generator. | 2024-11-12 |
C+70+6 | Heated horizontal nichrome wire stretches, weight sags. | 2024-11-19 |
C+70+6 | Heated horizontal nichrome wire stretches, weight sags. | 2024-11-14 |
D+15+10 | Hand-cranked AC alternator powers 120 volt lamp. | 2024-10-01 |
B+10+70 | Four pendulums on rod: Same mass, different lengths. | 2024-10-31 |
B+10+72 | Four pendulums on rod: Same length, different masses. | 2024-10-31 |
A+14+5 | Force table: Forces on a car on a horizontal table. | 2024-09-12 |
A+35+5 | Elastic collisions: Seven steel balls roll on a wooden track. | 2024-09-17 |
A+35+5 | Elastic collisions: Seven steel balls roll on a wooden track. | 2024-10-08 |
A+35+10 | Elastic collisions: Five hanging balls and two unequal hanging balls. | 2024-10-10 |
A+35+10 | Elastic collisions: Five hanging balls and two unequal hanging balls. | 2024-10-08 |
A+50+0 | Dropped and shot balls hit bench simultaneously. | 2024-09-03 |
A+50+0 | Dropped and shot balls hit bench simultaneously. | 2024-09-05 |
A+50+0 | Dropped and shot balls hit bench simultaneously. | 2024-09-10 |
A+50+0 | Dropped and shot balls hit bench simultaneously. | 2024-10-03 |
C+15+0 | Copper/wood cylinder wrapped with paper over bunsen burner. | 2024-11-19 |
C+25+16 | Compressed air through funnel sucks in ball. | 2024-10-29 |
B+25+15 | Brass spring on white plastic sheet. | 2024-11-12 |
A+5+20 | Bowling ball pendulum swings back to nose. | 2024-10-01 |
A+12+0 | Blocks, with various surfaces slide on an inclined plane. | 2024-09-19 |
C+25+5 | Bernoulli's principle: Ball suspended in air stream. | 2024-10-29 |
A+35+0 | Balls of equal and unequal mass on strings, separated by a leaf spring. | 2024-10-08 |
A+35+0 | Balls of equal and unequal mass on strings, separated by a leaf spring. | 2024-10-10 |
A+50+35 | Ballistics car: Ball ejected from rolling car drops back in. | 2024-09-05 |
A+50+35 | Ballistics car: Ball ejected from rolling car drops back in. | 2024-09-10 |
A+0+10 | Atwood machine: Unbalanced weights on a pulley accelerate slowly. | 2024-10-15 |
A+0+10 | Atwood machine: Unbalanced weights on a pulley accelerate slowly. | 2024-09-12 |
A+0+10 | Atwood machine: Unbalanced weights on a pulley accelerate slowly. | 2024-09-17 |
A+35+35 | Airtrack: Long track with two gliders coupled by a spring hoop. | 2024-10-08 |
A+35+35 | Airtrack: Long track with two gliders coupled by a spring hoop. | 2024-10-10 |
A+0+20 | Acceleration of a steel ball down an inclined plane with metronome. | 2024-08-29 |
A+0+20 | Acceleration of a steel ball down an inclined plane with metronome. | 2024-09-03 |
A+0+35 | A ball swung on a string held by a sleeve. | 2024-09-24 |
A+0+0 | "Coin and Feather" fall in an evacuated rotatable tube. | 2024-09-03 |