Activities/Turtle Art/Using Turtle Art Sensors: Difference between revisions
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* Why does it work better on one axis of the magnet? (hint rub 2 magnets together) | * Why does it work better on one axis of the magnet? (hint rub 2 magnets together) | ||
* Graph pitch. Explain the result. | * Graph pitch. Explain the result. | ||
==Carbon Microphone== | |||
Required: | |||
* charcoal | |||
* aluminium foil | |||
* plastic lid | |||
* wire | |||
* rubber band | |||
==Links== | ==Links== | ||