What does an incandescent light bulb use to convert electricity into light 
energy light heat energy Tungsten heat Neon gas Coal Helium
A B C D E F G H
Standard filaments are made of tungsten.
an incandescent light bulb converts electricity into light by using tungsten
What does an incandescent light bulb use to convert electricity into light  (A) energy (B) light (C) heat energy (D) Tungsten (E) heat (F) Neon gas (G) Coal (H) Helium