0
Want this question answered?
Be notified when an answer is posted
Add your answer:
Earn +20 pts
What made Garret A Morgan invent the traffic light?
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
How did the traffic light benefit Ohio when they were first built?
it caused less accidents and made it a lot safer
How did the traffic light change the world since 1920?
It did change the wrold alot because we didnt have traffic lights and there would be alot of accidents and when they invented the traffic light they could get around easier and it made it safer
How did the traffic light effect the 1920?
it made roads safer to travel as more cars were made, bought and used on the roads. also kept accidents from happening
What year was the traffic light inveted?
The traffic light was made in 1823.
Is a traffic light part of the environment?
No. A traffic light is a man made object, not part of the natural environment.
Is traffic light made by gallium?
yes
Who made the first traffic lights?
British railroad signal engineer J P Knight invented the first traffic light in 1868, before there were any motor cars. The red and green lights were fitted on the Bridge street and the then George Street crossroad, outside the Houses of Parliament in London, England to control the flow of horse drawn transport and pedestrians.
What part of traffic lights are made of different things?
The usual part of the traffic light is made of metal and the lenses are made of glass.
Was the traffic light made in the US?
it was made in the US by a man who was British
What inventions were made in the year of 1923?
traffic light
Are traffic lights an American invention?
the second traffic light was made in America, the first one was made in Europe and exploded
