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Type: Multiple-Choice
Category: Magnetism and Electricity
Level: Grade 9
Score: 2
Author: jlovering
Created: 5 years ago

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Magnetism and Electricity Question

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Grade 9 Magnetism and Electricity

Which of the following is a source of direct current?
  1. wall outlet
  2. battery
  3. bar magnet
  4. None of the above
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