of BACKLIGHT movies are produced in "slow
light scenarios" similar to Gamow's classic
"Mr Tompkins in Wonderland" - where the
speed of light is reduced to a crawl. In our case, we
adopt a velocity of 5ms-1.
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flickering streetlight allows us to see the effects
of time-delayed sight.
photograph produces an expanding shell of light,
which we can see progress through the interior of a
a streetlamp on an off also results in an expanding
pool of light, but when combined with time delay, the
parts of the scene illuminated first are not the
parts of the scene that we see first.
passes by at 0.866c (4.3 ms-1).
We go through
the tram, and extreme distortion is observed.
with the tram at 0.9c (4.5 ms-1), we can
see the extreme headlight effect.
with the tram at 0.1c (0.5 ms-1), we can
see the Doppler effect, causing the green streetlamps
to appear blue ahead of the tram, and red behind it.
mercator projection to see all around us, we
accelerate along a street.