Search Result For speed
The day the car was faster than the speed of sound – level 1
15-10-1997Some people like speed. At the end of the 19th century,...
The day the car was faster than the speed of sound – level 2
15-10-1997People are always fascinated by speed. Thanks to the technological progress...
The day the car was faster than the speed of sound – level 3
15-10-1997People have always been fascinated by speed. Technological progress at the...
The day the longest bridge was opened – level 1
30-06-2011The Danyang-Kunshan Grand Bridge is in China. The bridge opens on...
The day the longest bridge was opened – level 2
30-06-2011The Danyang-Kunshan Grand Bridge is in China. The bridge was officially...
The day the longest bridge was opened – level 3
30-06-2011The Danyang-Kunshan Grand Bridge, located in China, was officially opened to...
The day the bicycle was invented – level 1
12-06-1817The first bicycle is made in Germany on June 12, 1817....
The day the bicycle was invented – level 2
12-06-1817The invention of the bicycle was a long process. It was...
The day the bicycle was invented – level 3
12-06-1817The invention of the bicycle was a gradual process that took...
The day Mount St. Helens erupts – level 2
18-05-1980In March 1980, there were several small earthquakes near Mount St....
