
Wavelength is inversely proportional to frequency of the wave: waves with higher frequencies have shorter wavelengths, and lower frequencies have longer wavelengths.
Sun is the source of energy and light . Sunlight consists of the entire electromagnetic spectrum as described in table.
Light |
Wavelength |
Violet |
400 nm |
Indigo |
445 nm |
Blue |
475 nm |
Green |
510 nm |
Yellow |
570 nm |
Orange |
590 nm |
Red |
650 nm |