3 inch strong zink-plated steel horseshoe magnet with North and South poles marked. Supplied with keeper.
4 inch strong zink-plated steel horseshoemagnet with North and South poles marked. Supplied with keeper.
Made of chrome steel with marked poles. Dimensions: 6" x 3/4" x 1/4". Set of 2. Includes plastic box.
Strong Alnico 1 Cylindrical Magnets, shipped in pairs, with separators and keepers. North pole marked with a dot.
Strong Alnico 1 Cylindrical Magnets, shipped in pairs, with separators and keepers. North pole marked with a dot.
Weighs 2 lbs, lifts 200 lbs due to precision machining. the way magnets lift cars in junk yards! instructions, alligator clip leads and battery holder. Requires 1 "D" cell battery (not included).
A natural rock that contains traces of iron ore with natural magnetic properties. Measures approximately 2" long.
This magnetic compass is extra large (90mm, 3 1/2" diameter). Comes in a bright colored plastic case with clear plastic top.
20mm, 7/8" diameter compasses for magnet experiments. Aluminum case with glass top.
Two 5.5" long magnetic needles with colored poles are mounted on plastic stands with needle bearings. Use individually as a compass or as a pair to show attraction and repulsion.
Demonstrates the action of electric current on a magnet. Magnetic needle with brass bearing supported by pivot mounted on a base and surrounded by a rectangle of copper rod fitted with terminals.
An efficient and easy way to demonstrate Faraday's Law and Lenz's Law. To show and teach how a magnet when passed thru the complete loop causes the loop to move and when passed thru the cut loop causes no movement. 6"H x 7"W. 2.25" Diameter loops.