Log ind
Physics for IGCSE & O level - Rays And Waves (Section 5 - No. 9)
Which part of the electromagnetic spectrum is used for remote controls?
Infrared
Ultraviolet
X-rays
Microwaves
Forklaring
Infrared is used for remote controls.
Kommentarer (0)
Log ind for at kommentere
Reklame
Tillad, at javascript indlæser denne side korrekt
