It means you can't see through it.
Yes, aluminum is opaque.
There are three possible characteristics to a materials reflectivity, which are all due to the orientation of its molecules: Transparent - light travels through the material Reflective - light is redirected away from the material Opaque - light is absorbed by the material Foil absorbing light means it is opaque because that is the definition of the term.
Aluminum (or aluminium) is opaque. Light does not pass through it.
If you can't see through an object clearly it is an opaque object.
opaque
When paper is opaque it means that no light passes through it. Opaque paper is durable and strong and has a good finish. Its is often used for stationary and office printing.
Opaque.
It can be either, depending on the type of rubber you mean.
if you mean opaque, it is a translucent colour that you cannot really see through, as an example a pearl would be opaque
If you mean opaque then the opposite of it is transparent.
means that its not bright! Translation: Opaque
You cannot see through the material.
Luster describes how shiny or opaque a mineral is.
Impenetrable by light; neither transparent nor translucent.Not reflecting light; having no luster: an opaque finish...Impenetrable by a form of radiant energy other than visible light: a chemical solution opaque to x-rays..So obscure as to be unintelligible: "opaque, elusive, minimal meanings" .Obtuse of mind; dense. See synonyms at dark...Opaque materials are materials that you cannot see things through it..Add Me AuBrEy ZyRenE SolAs EnTrInA
a dark hole in space
Aluminum foil is opaque.
Opaque