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Electricity (view source)

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* '''Multimedia resources'''

* '''Website interactives/ links/ simulations'''

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* '''Process (How to do the activity)'''

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* '''Process (How to do the activity)'''<br>

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take 20cm of thin copper wire, winding it on a pen refill, and carefully take out to make it like a spring<br>

connect the copper spring to 3 volt electric source, record the temperatures of after 5 minutes and 10 minutes<br>

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