In the word 'television', what does the Greek part 'tele' mean?
AnswerFar
'Tele' is Greek for far and 'vision' comes from Latin for sight, so television means seeing at a distance.
Tech · Facts & stats
TV facts & stats
7 fact-checked facts about television, each with the reason behind it. 5 more are in today's round and join this page after it closes.
The basics
What does LCD stand for?
AnswerLiquid crystal display
An LCD uses liquid crystals to control how much backlight passes through each tiny pixel.
Going deeper
A 1080p HD picture is how many pixels wide?
Answer1920
A 1080p frame measures 1920 by 1080 pixels.
Most TV remote controls send signals using which kind of light?
AnswerInfrared
Typical remotes flash an infrared LED in coded pulses, invisible to our eyes but seen by the TV's sensor.
What was the standard aspect ratio of older, pre-widescreen television?
Answer4:3
Traditional standard-definition TV pictures were 4 units wide for every 3 units tall.
Expert level
Which American inventor conceived an all-electronic TV system as a teenager and built the image dissector tube?
AnswerPhilo Farnsworth
Philo Farnsworth sketched his electronic television idea as a teenager and transmitted his first image in 1927.
The word 'pixel' is short for what?
AnswerPicture element
Pixel is a blend of 'picture' and 'element', the smallest controllable dot of an image.
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