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an astrolabe

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14y ago

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Continue Learning about Astronomy

What is the navigational tool with a needle called?

I think you're thinking of a compass.


Did Hypatias biographer think she invented the astrolabe?

No, Hypatia's biographer did not think she invented the astrolabe. The astrolabe was a navigational tool that existed long before Hypatia's time, and she was known for her contributions to mathematics, philosophy, and astronomy rather than its invention.


When was the navigational compass invented?

The first compass was invented around 247 B.C. in China and by the eleventh century it was used for navigation. In medieval Europe around 1300 the dry compass was invented and was replaced by the liquid filled magnetic compass in the early twentieth century. A compass is a navigational instrument which is used for determining the direction related to the Earth's magnetic poles......by shaheer iqbal


Who invented the tool used to fix an eye condition called cataracts?

Patricia Era Bath invented the tool used to fix cataracts. The tool is the Laserphaco Probe and it was patented in 1988.


What century was the sextant invented?

The sextant was invented in the 18th century, with its development attributed primarily to the work of John Hadley and Thomas Godfrey in the 1730s. This navigational instrument allowed sailors to measure the angle between celestial bodies and the horizon, significantly improving maritime navigation. The sextant evolved from earlier instruments like the quadrant and astrolabe, and it became an essential tool for navigation at sea.