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About Electricity & Magnetism
Spark your curiosity with questions about electrical and magnetic phenomena Electricity & Magnetism packs 15 multiple-choice questions aimed at mixed difficulty into a relaxed session of roughly 7 minutes — no sign-up, no timer pressure. An explanation appears after every answer, and finishing once a day keeps your streak alive.
A few sample questions
1. Who is credited with inventing the practical incandescent light bulb?
Answer: Thomas Edison
2. Benjamin Franklin's famous kite experiment helped prove that lightning is a form of what?
Answer: Electricity
3. What unit of electrical resistance is named after German physicist Georg Ohm?
Answer: Ohm
4. Who discovered electromagnetic induction, the principle behind electric generators?
Answer: Michael Faraday
5. What type of current flows in one direction only?
Answer: Direct current (DC)
Frequently asked questions
Is Electricity & Magnetism free to play?
Yes. The entire SeniorBrainGames catalog — including Electricity & Magnetism — is free, with no sign-up required, no time limits, and no ads on top of the game. It also works offline once the page has loaded once.
How long does Electricity & Magnetism take?
Most players finish Electricity & Magnetism in about 7 minutes. You can pause between questions, replay it as often as you like, and there is no penalty for taking your time — answers are explained after you submit them.
What's a good follow-up after Electricity & Magnetism?
If you enjoyed this general knowledge quiz, try the Daily Challenge — five rotating questions, refreshed every 24 hours, that count toward your streak. You can also use the Surprise Me button on the homepage to land on a different game type for variety.
Can I print Electricity & Magnetism?
Yes — use the Print button at the top of the page for a clean question sheet, or "Print with Answers" to make an answer key. Printed sheets work well for group play at home, in a classroom, or at a senior center.
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