Graphite is formed from layers of carbon. These layers are very strong but there are very weak links between the layers themselves. This means that layers can slide off the end i.e. leaving a trace behind on the paper.
The Lead in pencils come from graphite. Graphite is an allotrope of carbon.
pencils such as lead pencils
both, lead is made of graphite.
Pencils were made of lead but it changed to graphite because they new the dangers of lead. 1564 was the time the United States switched to graphite
Graphite.
is actually graphite
Mechanical pencils, like the regular kind of pencils, use graphite.
you would find graphite A.K.A black lead in pencils occasionally some paints
People around the world don't put lead in lead pencils or any pencils! They put something called graphite. They use graphite because lead is poisonous. If a peice of lead touched you, you would have poison in you. Then eventually you would die. So that is what people put in lead.
graphite
Not in modern pencils. They contain graphite.
The lead in pencils are not made out of lead, as is common belief. Pencil lead is made out of graphite.