The road was barely visible through the thick fog, but Vanessa kept walking.
There was no visible evidence of tampering.
The stars were only visible once the sun had set and the sky darkened.
The package is not visible from my current vantage point.
He thought he was well hidden, but the top of his head was visible.
The big building was visible all the way from house.
As they sailed on, there was a visible light at the horizon.
It is wondrous that she survives without visible means. Ultraviolet light is above the visible spectrum, hence the term.
The adverb form of the word "visible" is visibly.An example sentence is: "her friend was visibly upset about something".
Your question is itself a sentence which uses the word "could".
A mixture with no visible components is homogenous
When the ghost became visible, everyone ran from the room. There was no visible difference between the two samples of metal. As we neared the coastline, familiar landmarks became visible.
The lowlands are usually visible from the edge of the plateau