To read an astrolabe, level the plum bob, the degree scale, the altitude, and the protractor.
A sextant.the sextonan astrolabe
its a compass of course! that can be used to map out the sun,moon and other types of planets
The sextant.
Abu Rayhan al-Biruni invented Orthographical astrolabe in the 11th century.
Muslims were great scientists. Muslim scientists who studied the heavens perfected the astrolabe. Sailors used it to tell what longitude:latitude and where they were on the Earth. When they used the astrolabe to measure the Earth, they realized that it was round. The Muslims were the first to discover this. They experimented with metals and kept records of their work. As a result, they classified themselves as chemists, or the founders of chemistry. Also, Al-Razi was the first to categorize animals, veggies, and minerals. He wrote books for doctors to help them to identify diseases.
The astrolabe must be level in order to read the altitudeproperly.
in order to read the altitude properly
compass, and the astrolabe
Astrolabe
I used an astrolabe because i felt like it.
An astrolabe is an old instrument used to calculate the position of celestial bodies. Here are some sentences.I found an antique astrolabe in an old store.An astrolabe was used before the sextant was invented.Polish that astrolabe so it doesn't tarnish.
astrolabe=star+mechanical clock
== == the astrolabe is to find the altitude of a stellar object
The word astrolabe is a noun. The plural is astrolabes.
Astrolabe: star + Mechanical Clock
a sailor uses an astrolabe by using it to tell latitude
An astrolabe helped sailors because it could determine any direction based on the position of the stars. This is why the astrolabe helped sailors.