An astrolobe which is an instrument that measured the position of the stars , and the magnetic compass helped determine the ships approximate location.
The invention of the sextant allowed sailors to use celestial bodies to determine latitude. The sextant also helped to prove that the earth was round and not flat.
The compass.
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life span A+
Science is based upon observation and reasoning. There are always new observations being made, and new reasoning being proposed. This leads to improvements in theories.
I has improved the medicines, chemically & naturally.
They draft a hypothesis, investigate it. Next, they conduct several experiment's, if they can get good repeatable results others test it. Then it is improved or accepted and over time it may change or disappear completely.
Reduce bias and error in their research!
life span A+
The answer is Improved Weather
the new things that were made like more accurate maps, scince of navigation, improved rudders the compass, and the astrolabe
He opened a school of navigation and improved education in navigation and math. Prince Henry the Navigator was a Royal member of Portugal. He sponsored many voyages of exploration but never actually sailed. He died around 1460 right before the last expidetion came back from west Africa.
a rocket improved space exploration
human diseases experienced by large groups.
weapons improved, armor improved and ramen or coca cola
the compass and the astrolabe.
The cells
they envented a navigation tool called the magnetic compass.
they envented a navigation tool called the magnetic compass.
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