Examlex
Give three examples of types of active galactic nuclei and give one reason why each is unique.
Visible Light
The portion of the electromagnetic spectrum that is visible to the human eye, ranging approximately from 390 to 700 nanometers wavelength.
Energy
The capacity to perform work or to produce changes within a system, existing in kinetic, potential, thermal, electrical, chemical, nuclear, or other various forms.
Violet
A color at the end of the visible spectrum of light, next to blue, and opposite of yellow.
Blue
A primary color perceived when the retina senses light in the wavelength range of approximately 450–495 nanometers.
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