Electrons move at a speed of a few kilometres per second through a circuit, whereas light travels at nearly 300,000 kilometres per second. |
With the samples on board it reascended to several kilometres above Itokawa. |
The sides of this equilateral triangle will be five million kilometres long. |
The quake occurred more than 10 kilometres deep and was followed by powerful aftershocks. |
The train suddenly increased speed and jumped the tracks after leaving Waterfall railway station, about 40 kilometres south of Sydney. |
The project involves ten kilometres with shoulders, four overbridges, two ramps at Lissenhall and realignment of ramps at Rowan's Road. |