Cambridge IGCSE Physics
Cambridge IGCSE Physics Electromagnetic Spectrum Exam Questions
Free Cambridge IGCSE Physics exam questions on Electromagnetic Spectrum, with mark schemes. Covers the regions, properties, uses and hazards of electromagnetic waves.
Electromagnetic Spectrum exam questions
Every Cambridge IGCSE Physics past paper question on Topic 3, collected into one pack with the mark schemes. Answer them without notes, mark them line by line, then move on to full past papers.
About Cambridge IGCSE Physics Electromagnetic Spectrum
This sub-topic covers the EM spectrum.
What you need to know
- Order Radio waves to gamma rays.
- Uses Communications, medicine and security.
- Hazards Heating, cancer and mutation.
Common mistakes in Electromagnetic Spectrum
- Wrong order.
- Forgetting all travel at the same speed in a vacuum.
Try two Electromagnetic Spectrum exam-style questions
1. State the speed of EM waves in a vacuum. (1 mark)
Show the mark scheme answer
3.0 x 10⁸ m/s.
2. Give one use of X-rays. (1 mark)
Show the mark scheme answer
Medical imaging or airport security.
Electromagnetic Spectrum FAQs
What does this cover?
EM spectrum uses and dangers.
What is analogue versus digital?
Continuous versus on-off signals.
Revise this topic with flashcards: Cambridge IGCSE Physics 0625 Flashcards, with mark scheme answers for Anki and Quizlet.