Activities/Turtle Art/Using Turtle Art Sensors: Difference between revisions
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Place two copper wires into a glass of water. Experiment with your water and wire diameter, I was able to get a measurement of 5k ohms with 12cm of wire in tank water. | Place two copper wires into a glass of water. Experiment with your water and wire diameter, I was able to get a measurement of 5k ohms with 12cm of wire in tank water. | ||
[[ | [[Image:Conductivity rainwater.jpg|200px]] | ||
Use the graphing software [[Activities/TurtleArt/Using_Turtle_Art_Sensors#Graphing_the_output|shown previously]] but set the turtle y to resistance/50 to scale to the screen size. | Use the graphing software [[Activities/TurtleArt/Using_Turtle_Art_Sensors#Graphing_the_output|shown previously]] but set the turtle y to resistance/50 to scale to the screen size. | ||