Transparent: An object that can be seen through. An example would be a normal window.
Translucent: An object that cannot be seen through, but allows light to enter. An example would be a stained-glass window.
Opaque: An object that cannot be seen through and which does not allow light to enter. An example would be a brick wall.
Aluminum foil is opaque.
Opaque
something
No, it's translucent.
It is opaque
Aluminum foil is opaque.
translucent
Opaque
opaque
something
Transparent.
No, it's translucent.
Transparent
All three ; the front is a mix of transparent & translucent and the back (where the photo-receptor dyes are) is opaque.
It is opaque
Opaque.
no