Education, Physics

Electricity, Education, Physics

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  • Knife Switch

    United Scientific Supplies

    Knife Switches for low voltage experiments (less than 36V) with plastic bases. These items are available with either thumbscrew or spring binding posts.

  • Flask Type Electroscope

    GSC International, Inc.

    An economical electroscope consisting of aluminum leaves mounted on a metal rod (item #4-50160) held by a rubber stopper in a 250ml flask. Instructions included. The rod assembly can be use as a replacement unit on 4-50150 or 4-50170. The rod assembly is an aluminum rod with an aluminum ball…

  • Copper Wire

    United Scientific Supplies

    Plastic Insulated Copper wire is 22 gauge, supplied in 100 foot rolls and available in three colors. Bare Nickel Chromium Wire is supplied in 4 ounce spools. Enameled Copper Magnet Wire is supplied in 4 ounce spools. Soft Bare Copper Wire is available in 4 ounce or 1 lb spools.

  • Battery Holder

    United Scientific Supplies

    Plastic Battery holder available with Fahnestock Clips, wire leads, or fahnestock clips and jointers.

  • Electricity Meters

    United Scientific Supplies

    Our meters are mounted in black plastic cases. Meters have a scale length of 75mm, offer +/- 2.5% accuracy and come with 5-way binding post and external calibrating screw. Meters are not protected against prolonged or significant overload. Stackable for storage.

  • Miniature Lamp Holder

    United Scientific Supplies

    Suitable for miniature base lamps. Accepts all replacement bulbs listed on this page. Plastic base, with brass screw type receptacle and two terminals. Miniature Bulbs for use with lamp boards and lamp/bulb holders.

  • DC Voltmeters

    GSC International, Inc.

    The meters are ideal for numerous electrical and laboratory experiments. Full scale and fully enclosed, with accuracy +/- 2.5%, and a 7.5 cm scale length. Color Coded. Supplied with binding posts and external zero-adjustment.

  • Electric Bell Model

    United Scientific Supplies

    Well-constructed and attractive electric bell model mounted on a clear acrylic plate and a finished wooden stand. Functional parts are clearly seen. Operates on 6V d.c. with on/off switch, adjustable contact screw, and binding posts for easy connection.

  • Telegraph Key

    United Scientific Supplies

    Telegraph key, mounted on a solid plastic base, measuring 11cm x 5cm.

  • Friction Rod

    United Scientific Supplies

    Friction Rods are 12"; long unless noted. Excellent for demonstrating static electricity

  • Morse Code Experiment Kit

    United Scientific Supplies

    Discover how people communicated over long distances before the telephone was invented. The Morse code experiment kit is designed to show the principle of a telegraph. The kit consists of a "D" cell battery holder, a telegraph key, a miniature lamp with holder, and three connector cords.…

  • Banana Plug Cords

    United Scientific Supplies

    Flexible 18swg stranded wire cord with two way stackable banana plugs at both ends.

  • AC/DC Generator Demo Set

    United Scientific Supplies

    This unique hand generator is an easy yet effective way to teach how AC and DC electricity is produced. Banana plugs can be inserted into the different connectors to change from AC to DC electricity. The unit has a clear base for easy demonstration of connections. Includes an activity guide.

  • Flask Electroscope

    United Scientific Supplies

    This electroscope is housed in a 250ml borosilicate glass flask with a metal rod attached to a rubber stopper. A pair of aluminum leaves is suspended from an alligator clip. The knob on top of the rubber stopper accepts a charge. When the charge enters the flask, the aluminum leaves separate. Also…

  • Electroscopes Kit

    United Scientific Supplies

    Demonstrate key electrostatics concepts with this kit. Contains everything necessary to construct two flask form elctroscopes. Detailed manual included experiments using two electroscopes for positive and negative charge studies, and a Faraday's Pail experiment. Kit includes 2 Glass Flasks, 2…

  • Create a Circuit Kit

    United Scientific Supplies

    Build your own series circuit using the handy Create-A-Circuit-Kit. It comes complete with a "D" cell battery holder, a knife switch, two miniature light bulbs, two lamp holders, and four connector cords. Instructions are included.

  • 9-Volt Battery Connector

    United Scientific Supplies

    An insulated snap-on connector with 15cm red and black leads.

  • Battery Holder Set

    United Scientific Supplies

    Convenient fully assembled battery set holds up to 4 D-size batteries. Five color-coded binding posts on the base for easy, safe, and reliable connections to hook-up cords provide outlets for 1.5V, 3V, 4.5V or 6V supply voltages. Superior construction¡Xrobust, molded battery holders for secure…

  • Friction Pad

    United Scientific Supplies

    Friction pads are 12"; x 12";. For use with Friction Rods to demonstrate Static Electricity.

  • Fahnestock Clips

    United Scientific Supplies

    Fahnestock Clips supplied in packs of ten.

  • Gold Leaf Electroscope

    United Scientific Supplies

    This sturdy electroscope features a metal case with front and rear glass windows for preventing air currents from affecting the deflection of the leaves. Leaves are gold and aluminum. Leaf support rod is held in place by an insulating plastic sleeve. A graduated scale is also provided for measuring…

  • Conductivity of Solutions Apparatus

    United Scientific Supplies

    This 3V conductivity tester demonstrates the electrical properties of various liquids. The item consists of a molded plastic lamp socket mounted on a base with 2 binding posts for connecting a wire cord. It comes complete with bulb, glass tumbler, and instruction manual.

  • Banana Plug Cords / Alligator Clip Cords

    United Scientific Supplies

    Flexible, 18swg stranded wire cord with a stackable banana plug at one end and an alligator clip at the other end. Alligator clip has a protective vinyl sheath.

  • Student Electricity Assortment

    United Scientific Supplies

    Convenient, economical package of materials to start investigating electricity concepts. Assortment includes: 6 Round Plastic Bulb Holders, 3 Knife Switches, 6 Battery Holders with Fahnestock Clips, 10 Fahnestock Clips, 1 Wire Stripper, 3 Wires with Alligator Clips, 18"; Assorted Colors, 3 Wires…

  • Alligator Clip Leads

    United Scientific Supplies

    Flexible, 18swg stranded wire cord with alligator clips at both ends. Alligator clips have protective vinyl sheath.

  • Alligator Clips

    United Scientific Supplies

    2"; long, plain, chrome plated alligator clips with excellent conductivity. 2"; long, with insulated sleeve, chrome plated alligator clips with excellent conductivity. Pack of 10, five each red and black.

  • Leyden Jar

    United Scientific Supplies

    Learn about static electricity and the function of a dielectric with this device. Two aluminum jars-one with an attached aluminum electrode-and one plastic jar are used to collect the charge. Assembled device is 6"; tall and 3-1/4"; in diameter.

  • Eddy Current Demonstrator

    United Scientific Supplies

    A simple but effective device for demonstrating Lenz's Law using eddy currents induced in the wall of a copper tube by a falling magnet. The demonstrator consists of a 12"; long copper tube and two apparently identical metal slugs with rubber end caps. One slug is plain steel, and falls through the…

  • Miniature DC Motor

    United Scientific Supplies

    Operates on 1.5V or 3V DC. Speed: 7000-11000 RPM. Motor is 40 MM long x 20Mm in diameter. Shaft size: 2 MM diameter x 8 MM long.

  • Energy Conversion Kit

    United Scientific Supplies

    This economical seven piece kit lets you demonstrate the conversion between different forms of energy. It includes four devices for generating electrical energy from mechanical motion (hand generator), chemical energy (batteries), light (solar energy), and wind (windmill) and three devices for…

  • Lamp Boards

    United Scientific Supplies

    Ideal for demonstrating series and parallel circuits. Lamp Boards are supplied with spare bulbs and an activity guide.

  • Demonstration DC Motor

    United Scientific Supplies

    This pre-assembled DC motor is designed for students to learn about electromagnetic forces. The open structure resembles the diagram found in many textbooks. The polarity of the magnets can be reversed to change the direction of rotation. The motor can also be used with a rheostat to observe the…

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