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793-10Our Hall's Car is a plastic car with a recessed area for holding weights while experimenting on an incline plane. Made with molded plastic wheels that snap into place.
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4-799Features a sturdy carriage made of high impact plastic. The one piece needle bearing wheels allows the carriage to roll with little resistance a hole in the plastic body allows you to attach a cord. The approximate size is 5.5 x 2.5 x 1.5 inches.
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HLCRG1This Hall's carriage has a durable plastic body with a roomy well for additional masses (not included). The machined aluminum wheels and axles are mounted on hardened steel cone bearings for minimum friction and long life.
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HLCRG1-USA
Thomas Scientific
Hall's Carriage with Universal Smartphone Adapter
Price: $41.86List Price: $46.51Utilize the power of your smartphone with this unique Hall&rsquos Carriage. The secure clip holds your smartphone securely for motion experiments. -
HAP001This pump features a painted steel barrel, steel valve assembly, and a wooden handle. Both in a out ports are equipped with hose connectors, for use with vacuum experiments as well as to generate pressure.
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PH0919A
Thomas Scientific
Hand Crank Van De Graaff Generator, Up to 100,000 Volts
Price: $442.05List Price: $491.17Van De Graaff Generator, Hand Crank -
GENH02The United hand held generator offers features and quality similar to much more expensive brands currently offered in the science education market. This 6V DC Generator can deliver up to 400mA current.
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HSBL-01-10Happy and Sad Balls are used to show the relationship between elastic and inelastic collisions. While both balls share an identical makeup between mass, density, and appearance, one will bounce, while the other will not.
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FRHR12Friction Rods are 12 long unless noted. Excellent for demonstrating static electricity"
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FRHR06Friction Rods are 12 long unless noted. Excellent for demonstrating static electricity"
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HWDBL25Hardwood Ball, Drilled, 1 dia
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HOD001The United Hartl Optical Disk is a compact apparatus that demonstrates the behavior of optical elements by means of ray paths through clear acrylic models. It consists of a circular 9&rdquo diameter graduated disk mounted on a stand and fitted with