Published in Science at Home and Lesson Plans.
Tags: cross sectional area, current, current electricity, electricity, electricity and magnetism, experiment, lab, length, physics, play doh, play dough, resistance, resistivity, resistor, rheostat, voltage.
Materials
Needed per group:
- ½ can of play dough
- Knife switch
- 4 alligator clip wires
- Voltmeter
- Ammeter
- 2 large paper clips, or long metal pins
- Ruler
- Power supply, voltage does not need to be variable
Continue reading ‘Play Dough Resistor’
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