demos – Demonstrations
It is a map with LEDs and switches to show the cities of Cambodia. It is useful for foreigners to find which city is located where.
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demos – Demonstrations
Learn how temperature affects resistance
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demos – Demonstrations
Convection currents occur only in fluids such as liquids and gases but not in solids.
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demos – Demonstrations
A light bulb is placed in series with two copper plates immersed in de-ionized water. Touching the plates closes the circuit, lighting the bulb.
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