Log ind
Physics for IGCSE & O level - Rays And Waves (Section 6 - No. 19)
What is a medium?
A transparent material
A light source
An opaque object
A mirror
Forklaring
A medium is a transparent material
Kommentarer (0)
Log ind for at kommentere
Reklame
Tillad, at javascript indlæser denne side korrekt
