What object absorbs all incident light? - Quora

What color is reflected by red? - Quora

When an object totally absorbs all colours of light, what does it look like? - Quora

What absorbs energy in sound waves? - Quora

X-ray image of universe reveals almost 1 million high-energy objects: 'These are mind-blowing numbers

If black is formed by full absorption of the light spectrum, then why is the space black in color? Does it have a light source for which to absorb? - Quora

If black holes emit lights, why is there light around the supposed black hole image but not onto it? - Quora

How are we able to see the color black if all the light is absorbed? - Quora

What wavelength does purple absorb? - Quora

If a mirror was perfectly formed and polished, would it reflect all the incoming light rays to focus at one point? - Quora