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Basics of Electromagnetism

Physics

Test your knowledge on fundamental facts about magnets, electricity, and electromagnetism.

physics electromagnetism science

8 Questions Easy Ages 5+ Oct 25, 2026

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About this Study Set

This study set covers Physics through 8 practice questions. Test your knowledge on fundamental facts about magnets, electricity, and electromagnetism. Every question includes the correct answer so you can learn as you go — pick any format above to get started.

Questions & Answers

Browse all 8 questions from the Basics of Electromagnetism study set below. Each question shows the correct answer — select a study format above to practice interactively.

1 What is produced around a wire when an electric current flows through it?

A A magnetic field
B A gravitational field
C A nuclear force
D A vacuum

2 How do magnetic poles interact with one another?

A Like poles attract, opposite poles repel
B Like poles repel, opposite poles attract
C All magnetic poles attract each other
D All magnetic poles repel each other

3 Which navigation tool relies on Earth's natural magnetic field to indicate direction?

A Barometer
B Thermometer
C Compass
D Altimeter

4 Which scientist discovered the principle of electromagnetic induction in 1831?

A Isaac Newton
B Michael Faraday
C Albert Einstein
D Galileo Galilei

5 Which metal core material is commonly placed inside a coil of wire to make a stronger electromagnet?

A Copper
B Iron
C Gold
D Aluminum

6 Visible light, radio waves, and X-rays are all components of what?

A The electromagnetic spectrum
B Sound wave spectrum
C Mechanical wave spectrum
D Ocean wave currents

7 What is the standard International System of Units (SI) unit for electric current?

A Volt
B Watt
C Ampere
D Joule

8 Which device uses electromagnetic induction to increase or decrease the voltage of alternating electric current?

A Resistor
B Transformer
C Capacitor
D Diode

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