Potentiometer, 1000 ohm

Regulate the voltage in an electric circuit with this potentiometer.

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With this chemistry set, kids can do 125 hands-on experiments like making four kinds of invisible ink, creating a mini fire extinguisher, generating electricity from a chemical reaction, and separating one color into many!

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This 1000 ml polypropylene beaker is much less expensive and suitable for many laboratory uses.

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These 500 ml HST Erlenmeyer flasks are made of high-quality borosilicate glass that can be heated directly in an open flame.

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Transparent tubular spring scales are easy to use and clearly show how the scale works. You can easily weigh any object by suspending it from the hook of the tubular spring scale.

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