← 3.1 Electrostatics

Where electric charge comes from

Physics · Grade 10 · about 40 minutes

Atoms are neutral until electrons move; a positive body has lost electrons, and charge is conserved.

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  • 9 sections of explanation, worked examples and diagrams
  • 1 practice task with hints and worked answers
  • A quiz that marks itself as you go
  • Your progress kept across every subject you take
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