A pencil has a black part. It is not lead.
It is graphite. It is a soft rock.
Graphite is soft and slick. It is good for writing.
More graphite makes a soft pencil. Its line is dark.
Makers cut thin boards of wood. They cut a groove in each.
Graphite sticks lie in the groove. Wood goes on top.
Then they cut the wood into pencils.
A round pencil can roll off a desk. Flat sides help.
A color pencil has no graphite. It has color and wax.
Words to know
- graphite: soft black rock
- groove: cut in wood
- slick: very slippery
