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Index Results
(42 Results)

AP5639 - $17.05
It's magic! Students love to see pith balls be repulsed and attracted during your electrostatic magic show. You will remove the magic, however, as your students develop an understanding of the electrostatic principles involved. The stand is made with...
AP5640 - $43.65
This sturdy aluminum-cased electroscope will provide years of dependable “see-through” demonstrations. The aluminum case has front and rear glass windows for easy viewing. The square design keeps the foil leaves further from the side of...
AP6328 - $24.15
You'll be shocked by how well this simple, do-it-yourself electroscope works! Large, aluminum-covered foam ball stores static-electric charge better than most commercial electroscopes. A variety of simple electrostatic demonstrations can be performed...
AP7150 - $19.55
Ready to use! Simply hang two pieces of foil from the hook and insert into the flask. This economical electroscope will function precisely for all your student electrostatic investigations, or as a teacher demonstration. Includes Teacher Notes, a reproducible...
AP9228 - $38.20
Quantitatively measure electric charges with this easy-to-use electroscope. Study insulators, conductors, and the photoelectric effect. The electroscope works by inducing a charge onto the zinc charging plate; the armature is then deflected by an amount...
AP4631 - $13.90
Insert this simple device into the top of a 250-mL Erlenmeyer flask and you instantly have a flask form electroscope. Start charging the ball terminal by contact or induction and watch the foil leaves respond. A perfect and inexpensive addition to...
AP6480 - $29.90
Demonstrate why it is safe to stay in a car during a lightning storm. Place a discharged flask-form electroscope inside the metal cage. Bring an electrically charged rod near the cage and the electroscope's foil leaves don't move. Charge the cage by...
AP9026 - $24.85
Demonstrate static electricity using a variety of easy-to-use materials. Kit contains three friction rods and pads (silk, flannel, and fur) for creating friction, three balloons, and 10 feet of string. Complete instructions for use are provided.
AP7029 - $131.70
Teach the basic principles of electrostatics using this comprehensive, all-in-one kit that contains all the equipment needed for five demonstrations! • Charging a Flask Form Electroscope—Verify the existence and properties of static electric charge....
AP4624 - $5.80
Better pith balls? Yes! Because our pith balls are made from durable polystyrene, they give a better electrostatic performance even in humid conditions.  Available with or without threads.
AP4625 - $5.70
Better pith balls? Yes! Because our pith balls are made from durable polystyrene, they give a better electrostatic performance even in humid conditions.  Available with or without threads.
AP4738 - $160.70
Produce high voltage during your electrostatic demonstrations. The rapidly spinning plates on the Wimshurst machine add a level of motion and excitement to the electrostatic charges being produced. The electrostatic charges are collected and discharged...
AP9169 - $6.40
Friction pads are used together with friction rods to produce static electricity in varying amounts and charges.
AP9201 - $4.05
Friction pads are used together with friction rods to produce static electricity in varying amounts and charges.
AP9202 - $5.10
Friction pads are used together with friction rods to produce static electricity in varying amounts and charges.
AP9203 - $6.35
Friction pads are used together with friction rods to produce static electricity in varying amounts and charges.
AP9204 - $18.55
Friction pads are used together with friction rods to produce static electricity in varying amounts and charges.
AP9205 - $9.80
Friction pads are used together with friction rods to produce static electricity in varying amounts and charges.
AP9206 - $5.20
Friction pads are used together with friction rods to produce static electricity in varying amounts and charges.
AP9207 - $3.25
Friction pads are used together with friction rods to produce static electricity in varying amounts and charges.
AP9208 - $4.40
Friction pads are used together with friction rods to produce static electricity in varying amounts and charges.
AP4699 - $187.80
A trouble-free Van de Graaff generator with the features you have been looking for: • Small convenient size (45 cm high, 18 cm sphere). • Rugged moving parts will hold up under continual student use. • Easily dismantled and reassembled for cleaning,...
AP4700 - $16.30
A trouble-free Van de Graaff generator with the features you have been looking for: • Small convenient size (45 cm high, 18 cm sphere). • Rugged moving parts will hold up under continual student use. • Easily dismantled and reassembled for cleaning,...
AP4701 - $10.45
A trouble-free Van de Graaff generator with the features you have been looking for: • Small convenient size (45 cm high, 18 cm sphere). • Rugged moving parts will hold up under continual student use. • Easily dismantled and reassembled for cleaning,...
AP5634 - $90.50
Safely discharge your electrostatic generator with this discharge electrode. A polished aluminum 18-cm sphere is mounted on a 40-cm long insulated plastic rod. A long, flexible wire lead has an alligator clip on its free end for easy attachment to...
AP5986 - $30.70
This is a vivid demonstration to show that like charges repel one another. The electric plume has a number of colored ribbons attached to a vacuum cup. When the vacuum cup is attached to the top of a Van de Graaff generator, the ribbons will slowly...
AP5987 - $23.65
When brought near the dome of a Van de Graaff generator, the whirl spins rapidly in a direction that is away from the sharp points of the whirl arms. The electrons escaping from the Van de Graaff dome to the spokes ionize the air at the sharp points....
AP6476 - $691.40
The most reliable Van de Graaff generator available. This high-quality generator will always deliver the static electricity you need to make demonstrations exciting and vivid. Comb assemblies are rigid and never need adjustment. Large dome produces...
AP6571 - $43.80
The most reliable Van de Graaff generator available. This high-quality generator will always deliver the static electricity you need to make demonstrations exciting and vivid. Comb assemblies are rigid and never need adjustment. Large dome produces...
AP7111 - $53.55
Safely discharge your electrostatic generator with this discharge electrode. A polished aluminum 18-cm sphere is mounted on a 40-cm long insulated plastic rod. A long, flexible wire lead has an alligator clip on its free end for easy attachment to...
AP5675 - $13.80
No plugs nor contact electrodes, yet it still “lights up” when held in a high-voltage field! Your students will be amazed. This neon wand is filled with neon at reduced pressure and will glow a reddish-orange color when you hold it in or...
AP5988 - $32.20
Add this spectacular demo to your arsenal of teaching tricks for teaching electrostatics. These “magic wands” behave differently when brought near the dome of a Van de Graaff generator. The metalized ball, when first brought near the dome, is attracted...
AP5989 - $89.05
Static charges lie only on an outside surface of a charged object and this device dramatically demonstrates it. Charge the sphere by touching it to the dome of a Van de Graaf generator. When a proof plane is touched to the outer surface, a charge will...
AP5990 - $61.90
This insulated stand can be used to support electrostatic demonstration devices. It is specially designed to support our Racing Ball Demo AP5994 and Lightning Plate AP5991. The stand is 43 cm high and the base measures 9 cm.
AP5991 - $21.65
Create lightning with your Van de Graaf generator. Turn out the lights and connect the lightning plate to your generator. When the lightning is created and the sparks jump across each gap on the lightning plate, your students will be very impressed....
AP6478 - $37.90
Demonstrate electricity storage using one of the original “batteries.” The perfect apparatus to introduce your students to capacitors and dielectric materials. Charge up the Leydon jar with a Van de Graaff generator, Wimshurst machine or electrophorus....
AP5993 - $30.85
The proof plane is used to safely transfer electrostatic charge from one body to another. A high quality proof plane uses a spherical shape because a sphere will hold the greatest charge and retain it for the longest time. You will find this spherical...
AP5994 - $74.65
An amazing demonstration of the interaction of electric forces. Place a non-conducting racing ball between the top disk and a connected lower pan. When the Van de Graaff generator is started the ball will dramatically race around the bottom pan as...
AP6026 - $90.60
Create a visual hailstorm during your electrostatics unit with this demonstration. When small bits of aluminum foil, pith, or vermiculite are placed in the cylinder and the upper plate is connected to a Van de Graaff generator, the particles will bounce...
AP6504 - $6.45
Perform the classic Van de Graaff generator hair- charging demonstration with any student in your class. Long, fine hair is no longer necessary thanks to the static “hair” wand. Students hold the wand in one hand as they touch a charging Van de Graaff...
AP6493 - $26.75
A safe and reliable charge transfer apparatus for your electrostatic experiments. Demonstrate laws of electrostatic induction, generate and store large electrostatic charges, and effectively transfer charges with this classic device. Simply rub the...
AP7632 - $64.95
Your students will get a charge out of these electrostatic lab activities! Four mini-lab stations are set up around the classroom, each a self-contained activity focusing on a specific topic. • Sticky Charges Students investigate positive and negative...
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