Which region of the electromagnetic spectrum has the longest wavelength?
Understand the Problem
The question is asking for the specific region within the electromagnetic spectrum that has the longest wavelength. This pertains to understanding the different ranges of wavelengths in the spectrum, which includes radio waves, microwaves, infrared, visible light, ultraviolet, X-rays, and gamma rays.
Answer
radio waves
The final answer is radio waves
Answer for screen readers
The final answer is radio waves
More Information
Radio waves have the longest wavelengths within the electromagnetic spectrum, ranging from about one millimeter to thousands of kilometers.
Sources
- Electromagnetic spectrum | ESA/Hubble - esahubble.org
- Electromagnetic (EM) Spectrum - UCAR Center for Science Education - scied.ucar.edu
- Electromagnetic spectrum - Wikipedia - en.wikipedia.org