Today we tested different objects in the classroom to see if electric current would pass through them. We found that metal objects were conductors. Electric current passed through them and caused the bulb to light. We were surprised by the pencil refills. They are made of graphite which is a kind of carbon. Graphite is a conductor.
Wednesday, February 1, 2012
Science: conductors and insulators
Today we tested different objects in the classroom to see if electric current would pass through them. We found that metal objects were conductors. Electric current passed through them and caused the bulb to light. We were surprised by the pencil refills. They are made of graphite which is a kind of carbon. Graphite is a conductor.
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