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  • Which of the following is used in pencils?
Multiple choice

Which of the following is used in pencils?

  1. Graphite

  2. Silicon

  3. Charcoal

  4. Phosphorous

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Graphite is the form of carbon used in the core of pencils because it is soft enough to leave a mark on paper.

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