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What are the instruments in navigation?
the instruments in navigation are gps's, kamals, sextants, cross staff, back staff, mariners astrolabe, quadrant, and octants :)
What devices where responsible for helping sailors navigate the ocean?
There are quite a few devices that have made sea exploration as you know it possible. Submarines are one of these devices.
How many octants are in the three-dimensional coordinate system?
Eight. That may be a big part of the reason why they're called "OCTants".Or maybe it's just a coincidence.
What navigational instruments measure the angle of a star to the horizon?
Sextants
How are octants and quadrants similar?
Quadrants are usually the four parts of a circle that are created by the two coordinate axes - in 2-dimensional space. Octants are their 3-dimensional counterparts: they are the eight shapes created by the three [orthogonal] coordinate planes.
What are some items that made sailing easier?
Compasses, sextants, astrolabes, telescopes, and binoculars.
Is gps nav system better?
Than what? It is definitely better than LORAN, VOR, Sextants, etc.
How did saliors charterd their ways across the seas?
They took star-sights with sextants and often made their own maps.
What instrument measures angles in degrees?
A protractor is one such instrument. Navigational aides that do the same include compasses and sextants.
Do people use sextants today?
Sextants are still available, and are a practical low-tech backup for when a boat's GPS and other electronics stop functioning. So if you're a ship's captain, or even just a serious hobbyist, it's well worth it to take the time to learn how to operate one.
How can a explorer tell when he is at the north pole?
Nowadays it is easy because of GPS, but in the olden days they had to use real navigation techniques with sextants and magnetic variation charts.
What did Sir Robert Falcon Scott use to navigate?
Navigation technologies in the age of Heroic Exploration included sextants, theodolites and other celestial navigation tools.
