The word 'pixel' is a blend of which two words?
AnswerPicture element
A pixel, short for picture element, is one of the tiny dots that make up a digital image.
Arts · Facts & stats
Pics facts & stats
7 fact-checked facts about pictures and photography, each with the reason behind it. 5 more are in today's round and join this page after it closes.
The basics
One megapixel equals how many pixels?
AnswerOne million
'Mega' means million, so a 12-megapixel image has about 12 million pixels.
Going deeper
The word 'photography' comes from Greek words meaning what?
AnswerDrawing with light
Photography comes from Greek 'phos' (light) and 'graphe' (drawing or writing).
Which shutter speed is best at freezing a fast-moving subject?
Answer1/1000 second
A very short exposure like 1/1000 s captures motion before the subject can move noticeably.
Raising a camera's ISO setting brightens images but usually adds more of what?
AnswerNoise, or grain
Higher ISO amplifies the sensor's signal, which brightens dim scenes but also increases visible noise.
Expert level
Who made the oldest surviving camera photograph, 'View from the Window at Le Gras', around 1826-1827?
AnswerJoseph Nicephore Niepce
Niepce captured the view from his estate window on a pewter plate with an exposure lasting hours or even days.
On a camera lens, which aperture setting lets in the most light?
Answerf/1.8
A smaller f-number means a wider aperture opening, so f/1.8 admits far more light than f/22.
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