Question

one way to save money on electricity is to replace incandescent bulbs with compact fluorescent (CF) light bulbs

A.Outside visible spectrum

B.Creating light by radiating heat

C.emitting light by creating water vapor

D.Producing light by adding neurons to a glowing material

Answer 1

D. I think is correct

Answer 2

Answer:

D

Explanation:

CFL ( Compact Fluorescent Light) bulbs have replaced incandescent bulbs because they more energy efficient due to which a lot of money can be saved on electricity bulb.

CFL contain mercury. The electrons bound to mercury radiate UV light when when they return from excited state to lower energy state. The UV light gets converted to visible light when it strikes the fluorescent coating.