Skip to main content
Edexcel IGCSEPhysicsGeneral Applications1 Mark

Which of the following electromagnetic waves has the longest wavelength?

AA. X-rays
BB. Ultraviolet
CC. Radio waves
DD. Microwaves

✓ Correct answer

C: C. Radio waves

Practise more questions on this topic

Oracle Prep sorts past-paper questions by topic, so you can drill General Applications and see which topics are most likely to come up next.

Sign up free →

About this question

Topic
General Applications, Edexcel IGCSE Physics. Multiple choice, 1 mark.

Questions and mark schemes are from past examination papers and remain the copyright of the exam board. How Oracle Prep builds its content

Related Physics questions

© 2026 Oracle Prep