Is pencil conductive?

Simon was trying to make a circuit using graphite pencil as conductor but it wasn’t strong enough to make an LED burn. We actually measured the voltage with the multimeter and it was something like 0,3 V.

img_2429

img_2431

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )

Connecting to %s