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E-STAR - Student

Home Physics PHYSICS: A Textbook for Grade 10   Chapter 5: Electrostatics

E-Lecture - Concept of Electric Charge

Upon completion of this topic you will be able to:

  • identify the two kinds of electric charges.
  • distinguish between conductors and insulators.

The credit of the discovery of the fact that amber rubbed with wool or silk cloth attracts light objects is given to ancient Greeks, around 600 BC. The name electricity is taken from the Greek word “elektron” meaning amber. Now days, the process of electrification is very common experience. This section deals with the concept of charges and methods of electrification.

Key Terms

  • Electrification is the process of imparting extra positive or negative charge to a body
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