Glass
An object that allows light to pass through it is called a transparent object.
An object that lets no light pass through is called opaque.
it works with a circuit.these tiny microscopic molecules travel through the wire. the filament, a very thin metal lets the molecules travel through, but at a much slower pace. this then causes it to burn and light the bulb up.
Transparent
opaque.
Glass, some plastics, air, water, and others.
yellow
translucent
glass
vaccum chamber
An object that lets some light through is called translucent. Translucent objects allow light to pass through them, but scatter it in different directions, making the object appear blurry or semi-transparent.
When you click the camera the shutter behind the lens of the camera opens briefly and lets in the light on to the film. I am no specialist and this is what I learnt in school.