All of the balls except one fall into their respective holes. But the sixth does not. This ball bearing represents the wavelength and frequency of red. So we can still see it. The color that objects are known by is that part of the spectrum of light they cannot absorb.
Pigments are substances that give color to plants through their reactions with light.
Unfortunately, that is the only definition of pigment that many of us remember. A pigment is also the place where photosynthesis takes place. A pigment is an organization of molecules. Pigment molecules are a combination of atoms, such as carbon, hydrogen, magnesium, nitrogen, etc. Chlorophyll is where photosynthesis occurs in the plant and chlorophyll is a pigment found in a body of protoplasm known as a chloroplast.