Which type of electromagnetic radiation has the longest wavelength?

Radio waves

TD

Related Physics GCSE answers

All answers ▸

Two students are provided with a starting pistol, a stopwatch and a long measuring tape. The starting pistol produces a loud sound and a puff of smoke. Describe how the students use the apparatus to calculate the speed of sound.


Help! How do I rearrange equations?


Why are transformers used in the National Grid?


Why is it that spectral lines emitted from stars in distant galaxies appear to be shifted towards the red end of the electromagnetic spectrum?