Question

What produces the light from a fluorescent light bulb?

A. a coating on the tube converts UV light into visible light
B. a filament heated to glow white hot emits the light
C. an electric current through mercury vapor directly emits most of the visible light
D. changes in energy of electrons in neon gas produce the light emission

Answer 1

it is option A

Answer 2

ohh ok! :) thank you!!:)

Answer 3

since a fluorescent light bulbe uses a coating

Answer 4

:)

Answer 5

ohh yes:) thank you!!