Which part of the electromagnetic spectrum has the shortest wavelength?
Answer and explanation
Correct answer: A. Gamma rays
- Step 1: Wavelength decreases from radio to gamma. Step 2. Gamma rays are at the end. Answer: Gamma rays. Why not the others: Radio has the longest wavelength.
Practise more Waves and Electromagnetic Spectrum.
Free questions with an explanation for every one, and full timed UK GCSE mock tests.
More Waves and Electromagnetic Spectrum questions
- What is the unit of frequency?
- A wave has a frequency of 50 Hz and a wavelength of 4 m. What is its speed?
- Which wave is longitudinal?
- Why are X-rays used in hospitals but only for short periods?
- What happens to the angle of refraction when light enters glass from air at an angle?
- What is the law of reflection?