Want this question answered?
The traffic light was made in 1823.
traffic light
1868
No. A traffic light is a man made object, not part of the natural environment.
yes
The usual part of the traffic light is made of metal and the lenses are made of glass.
it was made in the US by a man who was British
the second traffic light was made in America, the first one was made in Europe and exploded
he invented the traffic light because alot of people have car accidents and from peventing that, and from preventing traffic he did it to help the world
1914
changes twice per minute, 120 times per hour, 2880 per day, 1,051,200 per year
a vehical crash