Mini-Quiz: Basics of Electromagnetism

1. What is electromagnetism at the subatomic level?

   It is a fundamental force between charged particlesThat is correct. You understand about electromagnetism. It is the force that holds subatomic particles togetherSorry, not correct. Try another button. It is a fundamental method to form tiny electromagnetsGood try, but not right. Select another answer.

2. What happens when electrons travel though a metal wire?

   The wire becomes anodizedSorry, not correct. Try another button. Electrons only travel through a wire if a magnet is nearbyOops! Wrong answer. Re-read the question and try again. A magnetic field is formed around the wireCorrect. You are doing great.

3. What is electromagnetic induction?

   It is creating a magnetic field from electric currentGood try, but not right. Select another answer. It is creating an electric current from a changing magnetic fieldThat is correct. You understand about electromagnetism. It is inducing magnetic currentsOops! Wrong answer. Re-read the question and try again.

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