An incandescent light bulb converts electricity into light by sending electricity through a filament.
Fiber optics works by carrying light along hair-thin filaments of glass.
An incandescent light bulb converts electricity into light by sending electricity through hair-thin fibers of glass.
an incandescent light bulb converts electricity into light by sending electricity through what?
a) hair-thin molecules
b) hair-thin spokes
c) epidermis and dermis
d) hydrogen and oxygen
e) activation energy
f) an electron lens
g) hair-thin hairs
h) hair-thin fibers of glass