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Electricity - Wikipedia
Electricity | Definition, Facts, & Types | Britannica
Explainer: What is Electricity? - ThoughtCo
What is Electricity? - SparkFun Learn
Electricity - Simple English Wikipedia, the free encyclopedia
Electricity - Energy Education
Explainer: Understanding electricity - Science News Explores
How Electricity Works | HowStuffWorks
Electric power | Definition, Uses, & Facts | Britannica
What is electricity? - BBC Bitesize