A light bulb emits what when turned on?
movement warmth photons sunlight motion sun's heat dangerous Heart rate
A B C D E F G H
A photon is a packet of light energy.
A light bulb emits photons when turned on.
A light bulb emits what when turned on? (A) movement (B) warmth (C) photons (D) sunlight (E) motion (F) sun's heat (G) dangerous (H) Heart rate