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Süžeeskeem Tekst
- :Who invented the wheel and how was it used?
- 4th BC in modern day Iraq
- It was only in 2000 BC that the discs began to be hollowed out to make a lighter wheel.
- What was the very first method of transportation?
- the first mode of transportation was canoes made up of wood from a tree.
- Austrailia 60,000-40,000 years ago
- How were horses a big part of transportation?
- Horses were also used for transportation because they were capable of moving much further than humans at a much faster pace.
- Northern Kazakhstan some 5,500 years ago -- 1,000 years
- What was the average speed of trains and cars?
- Passenger trains are limited to 59 mph and freight trains to 49 mph on track without block signal systems.
- When were trains invented?
- The first railway of the Liverpool and Manchester,in September 1830 marked the start of steam powered train travel it was 31 miles long
- What is the history of the gear shift and how was it made?
- By the time he was creating the automatic safety brake in 1962, Spikes was losing his vision.he first created a drafting machine for blind designers.
- in 1932, Richard B. Spikes received a patent for an automatic gear shift for cars. Major companies welcomed his inventions.
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