Question

Light has what range of wavelength?

Answer 1

700-400 NM

Explanation: since there is no 400-700 it is 700-400 here is why Visible light is usually defined as having wavelengths in the range of 400–700 nanometers (nm), or 4.00 × 10−7 to 7.00 × 10−7 m

Answer 2

400 - 700 nanometers