The frequency or wavelength of the light reflected from the object to your eye.
Light that's absorbed is not there any more for anyone to see. You 'see' an object by the light that's reflected from it. If you see color, then it's the color that's NOT absorbed.
It might or might not, depending on the illusion and the type of color blindness. Alternatively, it's possible they might see something, but different from what a trichromat (normally sighted person) would see.
Yes, however, if it is an oil-based clear you'll see an amber color to the tint. Water-based clears tend to be crystal clear and do not affect the underlying color.
The role of the brown artificial snakes is to see whether the contrast in coloration was necessary to see if predators attacks based on their color
Yes. It is correct to say that color has frequency.
no, tigers don't see color because they are color blind
they see color.
Snakes see in red eye color.
Well the person can somewhat see the color based on the severity of their colorblindness but usually the person will see colors with a gray tint.
Yes it is.
Crickets cannot see color. They can see UV rays, but not color.
they do not see color their like dogs they can see black white and gray