Determine how changing the length and width of strips of electric paint affects their resistance.
[E]
[E]
Determine which method for measuring small resistances (< 1 kohm) is best: the two-point or four-point resistance measurement method.
[E]
Build your own LED water conductivity meter - conductivity as a water quality measurement
[E]
Investigate if the density of wood affects the conductivity of the wood.
[E]
Measure the Electrical Conductivity of a Candle Flame
[E]
How Temperature Affects Carbon Resistors
[E]
[E]
How connecting devices (light bulbs) in parallel and series affect the electric current and voltage in a circuit?
[E]
[E]
Build a portable burglar alarm
[E]
How Salt Affects Electrical Conductivity
[E]
Is it possible to send a clear telegraph signal over 25 feet by using one "D" battery?
[E]
Which conducts electricity better, an acid or a base?
[E]
Determine the conductivity of different liquids
[P]