MSN (stylized as msn) is a web portal and related collection of Internet services and apps for Windows and mobile devices, provided by Microsoft and launched on August 24, 1995, the same release date as Windows 95.
Confidence votes 20. Violet has the highest frequency in the visible spectrum. Red has the lowest. Violet has a frequency of about 790 terahertz and a wavelength of about 380 nanometers. Red has a frequency of about 400 terahertz and a wavelength of about 760 nanometers.
Which type of noise has sound at every frequency within the range of human hearing? Is a high frequency sound heard at a high pitch a high wavelength or a high speed? When you generate a high frequency sound, through earphones or a speaker, you hear it as a high pitched sound. Higher frequency ==> higher pitch. Higher-frequency sounds hâ¦ave shorter wavelengths, and sounds of all frequencies have the same speed, as long as they're all moving through the same stuff.