Question

What is light ? define its unit​

Answer 1

$\huge \mathbb \color{yellow}{ANSWER}$

light unit - a measure of the visible electromagnetic radiation.

• electromagnetic unit, emu - any of various systems of units for measuring electricity and magnetism.

• illumination unit - a measure of illumination.

• luminance unit - a measure of luminance.

• luminous flux unit - a measure of luminous flux per unit area.

Answer 2

Answer:

it has an reflection and refraction

Explanation:

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