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Make your own electrical light bulb
By BookStore on September 25, 20150When electrical current is passed through the filament, the resistance builds up so much heat that it starts to...
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Use Ohms law to determine a rheostat’s resistance by measuring voltage
By BookStore on September 25, 2015This resistor arrangement is called a 'voltage divider' circuit. In the following science experiment, use a voltage divider circuit...
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Compare how a circuit is affected by resistors in series versus parallel
By BookStore on September 25, 2015Depending on how resistors are included in such a circuit or 'loop', it would reduce and affect the current...
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Demonstrate how resistance in an electrical conduit can produce heat
By BookStore on September 25, 2015Pass electrical current through a 'nichrome' wire to test if the side closest to the negative pole of a...
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Make a working rheostat to control the flow of electrical current
By BookStore on September 25, 2015A 'rheostat' simply works by passing electrical current through a poor conductor as you will see in this science...
