All About Pencils: Flashcard Time!

Front

How many words can a pencil write, if it used correctly?

Back

45,000

Front

What is a fun fact about the eraser on a pencil?

Back

It was originally made of bread.

Front

What is one environmental concern associated with pencil production?

Back

All of the above (Air pollution from factories, Deforestation for wood, Water pollution from graphite mining).

Front

What is the purpose of the ferrule on a pencil?

Back

To attach the eraser to the pencil.

Front

How long does it take for one cedar tree to grow large enough to make pencil wood?

Back

40-50 years.

Front

What material is commonly used for the core of a pencil?

Back

Graphite.

Front

What is the outer casing of a pencil typically made from?

Back

Wood, often cedar.

Front

What is the function of the eraser on a pencil?

Back

To remove pencil marks from paper.

Front

What is the difference between a mechanical pencil and a traditional pencil?

Back

A mechanical pencil uses a refillable lead mechanism, while a traditional pencil is made of wood and graphite.

Front

What is the significance of the pencil's hardness scale (H, B, F)?

Back

It indicates the hardness or softness of the graphite, affecting the darkness of the mark.