Light In physics,the term light refers to electromagnetic radiation of any wavelength, whether visible or not. --Increasing Frequency (v) 1024102 1020 108 1016 102 10o 10 105 1031010°vHz Y rays X ray Microwave FM AM Long radio waves Radio wa ave 1016 104 102 10n 108 106 10 10-2 10° 102 102 1010 入(m Increasing Wavelength(入)→ Visible spectrum 400 500 600 Increasing Wavelength ()in nm- Light • In physics, the term light refers to electromagnetic radiation of any wavelength, whether visible or not