Tag Archives: voltage

Does Cold Affect Hearing Aid Battery Life?

First you need to gather up all of the materials you will need. Below is a list of the following items needed to conduct this project: • 3 hearing aids • 3 hearing aid batteries to fit the above hearing … Continue reading

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Lemon Battery Experiment

Materials – 1 medium size lemon or lime – About 4 in. wire with insulation removed, #12 or #18 works just fine – 1 steel nail, #6 or 8 is ok – 1 zinc plated nail, #6 or 8 is … Continue reading

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