Question

name the unit used to express the wavelength of light. How is it related to the S.I. unit​

Answer 1

Answer:

Angstrom (Å), unit of length used chiefly in measuring wavelengths of light, equal to 10−10 metre, or 0.1 nanometer. It is namedfor the 19th-century Swedish physicist Anders Jonas Ångström.

Answer 2

Answer:

Angstrom (Å), unit of length used chiefly in measuring wavelengths of light, equal to 10−10 metre, or 0.1 nanometer. It is named for the 19th-century Swedish physicist Anders Jonas Ångström.

Explanation:

hope it helps!