The acronym ROYGBIV represents the colors of the visible spectrum in order from:
Q1. The acronym ROYGBIV represents the colors of the visible spectrum in order from:
Answer: Longest to shortest wavelength (red to violet)
Explanation: ROYGBIV lists visible spectrum colors from red to violet in order of decreasing wavelength (red ≈ 700 nm, violet ≈ 400 nm) and increasing frequency; red has the longest wavelength and lowest frequency.