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Magic pencil I.
This lesson presents how the conductivity of graphite is influenced by size, pressure, and the composition of the pencil lead. You will also learn about the basics of resistance and electrical conduction.
Physics
Grades 11 – 12
Author: Dr. Stonawski Tamás
Reviewer: Trauer János
Graphic designer: Gyulai Kamilla
Developer: Tóth Martin
Keywords
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