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You Know What a Computer Is, and You Also Know

question 79

Multiple Choice

You know what a computer is, and you also know how to send an email message using a computer. The difference between these two kinds of knowledge can best be characterized as a difference between:


Definitions:

Pigment

Substances that impart color to materials or organisms; in biological contexts, they absorb certain wavelengths of light and reflect others, visible to the human eye as color.

Chlorophyll

A green pigment found in the chloroplasts of plants, algae, and some bacteria, essential for photosynthesis.

Wavelength

Distance between the crests of two successive waves.

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