In navigation, by air and sea craft.
Yes, Orion is a prominent constellation used for navigation because its position in the sky remains relatively fixed and it is visible from both hemispheres. The three stars in Orion's belt are particularly useful as they point towards other important stars and constellations.
Compasses have been used for a long time, mainly by seafarers & explorers. It is the oldest navigation instrument, and it has been a very important tool for navigation at sea for centuries. It has been used since the middle ages, allowing ships to sail the chosen course. Also, by taking bearings with a compass, people could find their position on a chart.
Sailors would have used a few different things for navigation. They may have stayed in sight of land at all times to keep their bearings, or they usually used the stars in the night sky. The main stars used were usually Polaris (the North star) and the stars of the constellation Ursa Minor. Even today there are 57 different stars that are used for navigation both by aviators and sailors worldwide.
Yes, This is the navigation. The G.P.S is a navigation device. Where is the navigation?
Navigation is done using all sorts of tools. The compass provides bearings. The sextant is used to determine location by shooting stars and the sun. Today GPS is a common source of location.
Rivers are not used for navigation in Japan due to their state in the map where they contain more waterfalls which are unnecessary for navigation.
Usually tapered roller bearings.
not sure ...
Bearings are used to let the wheels spin freely and with minimal drag.
A TomTom navigation system can be purchased new or used on a site such as Amazon. The site will have items for sale that are difficult to find, included used navigation systems.
Turbochargers turn too fast for ball bearings. Sleeve bearings are typically used in this application.