1 Mechanics

Foam rock-Video

demonstration image
Catalog: 
1F10.25
Location: 
3_1
Video Encyclopedia: Hit a real rock and then a foam rock with a heavy mallet.

Torsion pendulum inertia

A disk hanging from a wire oscillates.
Catalog: 
1Q10.20A
Location: 
Ad4
Torsion pendulum inertia

Newton's sailboat-Video

demonstration image
Catalog: 
1H10.20B
Location: 
3_1
Video Encyclopedia: A sail is placed in front of a battery powered fan on a cart.

Stable Gyro

demonstration image
Catalog: 
1Q50.70B
Location: 
Ae3
Stable gyros

Egg crusher - Video

demonstration image
Catalog: 
1J30.75
Location: 
3_1
Video Encyclopedia :A raw egg can be squeezed between two hard foam rubber pads with a force of over 150 lbs.

Ladder Against the Wall

The leaning ladder has a protractor to measure the angle. The footing has four d
Catalog: 
1K10.20A
Location: 
7 top
A ladder leans against a wall. The wall is in contact with wheels on the ladder making it frictionless. The floor is in contact with ladder with friction. There are four choices for the frictional surface. A weight can be hung from any of the seven rungs of the ladder. A protractor with plumb bob measure the angle the ladder leans. A spring force guage can be connected to the bottom rung.

Water Parabola with Pendula

demonstration image
Catalog: 
1D52.20A
Location: 
Aa1
Accelerometer (plastic cell w/grid) is clamped to the rotating chair and rotated.

Walking the spool - Video

demonstration image
Catalog: 
1K10.30C
Location: 
3_1
Video Encyclopedia :Spool with wrapped ribbon. The sides of the spool are made of clear Plexiglas.

Inertia balls-Video

demonstration image
Catalog: 
1F20.10B
Location: 
3_1
Video Encyclopedia: A mass is suspended between two cords. Pull slowly or jerk on the lower cord.

Torsion pendulum inertia

Many objects can be mounted on the torsion pendulum.
Catalog: 
1Q10.20B
Location: 
Ad1
Torsion pendulum inertia

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