Education, Physics

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  • Tangent Galvanometer

    United Scientific Supplies

    Classic demonstration of how a current loop generates a magnetic field. Two coils of insulated wire, with 5 and 10 turns respectively, are wound around a 6" diameter plastic ring. The ring is mounted on a plastic base with 3 binding posts that allow connection to five, ten, or fifteen turns of…

  • Primary and Secondary Coils

    United Scientific Supplies

    Superior version of the classic device for investigating electromagnetic induction—the best we have seen! Primary and secondary coils are wound on robust molded formers fitted with shielded banana jacks, plated iron core has a molded handle for accurate positioning in the coils. Primary coil has…

  • Ceramic Magnets

    United Scientific Supplies

    We offer a variety of economical ceramic bar, disc, and ring shaped magnets. Magnets are upainted, except where noted.

  • Alnico Bar Magnet

    United Scientific Supplies

    Powerful Alnico 1 bar magnets, shipped in pairs, with separators and keepers. Width 1/2, Thickness 1/4.

  • Demonstration Compass

    United Scientific Supplies

    4"; Magnetic needle on plastic support with a brass pivot.

  • Floating Magnet Set

    United Scientific Supplies

    We have designed a speical stand to replace the pencil, for hands-free demonstration. Magnets are in plastic cases, to reduce breakage. Set contains 5 brightly colored magnetic rings, and the plastic stand, in a cardboard storage box.

  • Cow Magnet

    United Scientific Supplies

    This magnet is generally fed to cows to attract metal particles they may have ingested while grazing. Students can use it in the classroom for magnetic field demonstration and other interesting experiments.

  • Steel Horseshoe Magnet

    United Scientific Supplies

    Strong steel magnets, zinc-plated with North and South poles marked. Supplied with keeper.

  • Aluminum Case Compass

    United Scientific Supplies

  • Cylinderical Magnet

    United Scientific Supplies

    Strong Alnico 1 Cylindrical Magnets, shipped in pairs, with separators and keepers.

  • Compass, 90mm diameter

    United Scientific Supplies

    This magnetic compass is extra large (90mm diameter), comes in a bright color plastic case, with a clear plastic top. Shipping weight: 2.0 oz. Dimensions: 4"; x 4"; x 1".

  • Ampere's Rule Apparatus

    United Scientific Supplies

    This apparatus allows students to study the magnetic field around a wire. Heavy brass wire with terminals is arranged on a calear plastic base. Also included are 1 each 45mm comlpass, and 6 each 16 mm compasses and an activity guide.

  • Pair of Magnetic Needles

    United Scientific Supplies

  • Ceramic Magnet Set

    United Scientific Supplies

    A set of colorful ceramic disc magnets, in six primary colors. Magnets are 25mm in diameter.

  • Magnetic Filed Demonstrator

    United Scientific Supplies

    This is a quick and clean way to visualize magnetic fields. The demonstrator is a transparent acrylic case that holds iron filings suspended in a fluid of appropriate viscosity. When it is placed over a magnet, the field pattern can be viewed directly, or it can be placed on an overhead projector…

  • Magnetics System 1 Physics Kit

    Eisco

    The Magnetics System 1 Physics Kit comes with 18 components, including all the magnets and compasses one needs to investigate core concepts in introductory magnetism. With this kit students can explore common experiments such as The North and South Poles, Seeing Magnetic Field Lines Using Iron…

  • Electromagnet Kit

    United Scientific Supplies

    This kit is designed for high school students to learn the principles and applications of electromagnets. It includes two coils on plastic spools, a U shape iron core, a straight iron core, two magnetic compasses with stands, and a pair of wires. Students can build a bar-shaped and a U -shaped…

  • Magnetics System 2 Physics Kit

    Eisco

    The Magnetics System 2 Physics Kit is a supplemental kit to Magnetic Systems 1 and comes with 17 components, including all the magnetic bars and coils one needs to investigate core concepts in introductory magnetism. With this kit students can explore common experiments such as Exploring The…

  • Economy Magnet Kit

    United Scientific Supplies

    An exceptional value! This kit includes a variety of Magnets, and accessories for teaching basics of magnetism. Comes in a reusable storage box. Shipping weight 1.5 lb, dimensions: 9.25"; x 9"; x 1.5";. KIT INCLUDES THE FOLLOWING: 1 Steel horseshoe magnet, 3 Ceramic donut magnets, 1 Iron filings…

  • Alnico Magnet Set

    United Scientific Supplies

    Set of 4 powerful alnico magnets with keepers. Set consists of 2 bar magnets 80mm x 15mm x 10mm; a small horseshoe magnet 25mm tall x 8mm wide; and a large horseshoe magnet 35mm tall x 15mm wide. Shipping dimensions 4"; x 4"; x 1"; shipping weight 375 grams.

  • Magnets, Plastic Covered

    United Scientific Supplies

    Red and Blue Plastic covered bar magnets. These magnets are attractive as well as an easy way to teach magnetic attraction and repulsion.

  • Magnet Stirrup

    United Scientific Supplies

    Support for bar magnets or friction rods. Allows magnets or friction rods to hang freely and turn in a horizontal plane. Hooks are 89mm apart.

  • Large U shaped Electromagnet

    United Scientific Supplies

    Operating on 1.5 to 6 V DC, this electromagnet lifts up to 3.5kg. A current direction indicator is included for the study of the magnetic field.

  • Alnico U-Shaped Magnet

    United Scientific Supplies

    Painted Red and supplied with a keeper. Available in 3"; (left photo) or 1"; (right photo)

  • Cow Magnet, Alnico

    United Scientific Supplies

    Strong alnico magnet with a magnetic pole on each end. It can be used for magnetic field demonstrations and a variety of other lab experiments. Magnet is 7.5cm long, 1.25cm in diameter, and weighs approximately 100 grams.

  • Primary and Secondary Coil

    GSC International, Inc.

    The unit is used to study electromagnetic induction and transformer principles. The outer coil is 3.25" h x 2.75" d, the inner coil is 3.75"h x 1.25" d. The removable steel core is 4.5" h x 0.5" d. The coils are wrapped with 20 gauge magnet wire and fitted with insulated binding posts. Instructions included.

  • Student Magnetic Field Demonstrator

    United Scientific Supplies

    Iron fillings sealed in a transparent plastic cast that measures approx.

  • Dissectible Electromagnet

    GSC International, Inc.

    A U-shaped electromagnet having two removable excitation coils, armature with hook, and terminals mounted at the top of each coil. Overall length approximately 13cm. Instructions included.

  • LaPlace's Law Demonstrator

    United Scientific Supplies

    Excellent model, complete with Teacher Activity Guide which demonstrates LaPlace's law (also Flemings Left Hand Rule) What it shows is that a conducting material with electricity going though it is surrounded by a magnetic field and if placed in a magnetic field it'll result in a moving force.

  • Lodestone

    United Scientific Supplies

    A natural rock that contains traces of iron ore with natural magnetic properties.

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