The lateen sail, which allowed tacking into the wind, the block and tackle, which allowed the raising of large sails with less manpower, the compass and the sextant. I don't know which three your teacher wants, but these four were critical.
alcohol, gas laser, etc.
shipbuilding, navigation, and military technology. on a much larger scale
During the Tang Dynasty, several technological advances significantly stimulated trade in Chinese cities. The development of the canal system, particularly the Grand Canal, improved the transportation of goods between northern and southern China. Additionally, advancements in shipbuilding and navigation techniques facilitated maritime trade along the South China Sea and beyond. The introduction of paper currency also streamlined commerce, making transactions more efficient and fostering economic growth in urban areas.
By the 1300s, the Arab civilization had made significant advances in navigation, particularly through their development of the astrolabe and improvements in cartography. They utilized detailed maps and navigational charts, which facilitated trade and exploration across vast regions, including the Indian Ocean and the Mediterranean. Their knowledge was later transmitted to Europe, influencing maritime advancements during the Age of Exploration.
the umbrella
and idgaf
Technological advances like improved cartography, navigation tools such as the astrolabe and compass, and advancements in shipbuilding techniques helped facilitate exploration and trade during the Renaissance. These developments led to increased maritime exploration, the discovery of new lands, and the establishment of trade routes that expanded global trade networks.
The age of exploration
Exploration and colonization were influenced by social changes like the desire for wealth, power, and religious expansion, as well as technological advances such as improved shipbuilding and navigation tools. Mercantilism and economic changes played a significant role in encouraging nations to seek new trade routes and territories to increase their wealth and resources. This led to the establishment of colonies for raw materials and markets, shaping the patterns of exploration and colonization.
The Caravel
alcohol, gas laser, etc.
The four main obstacles of European exploration included technological limitations, financial constraints, geographical knowledge, and political rivalries. Advances in navigation and shipbuilding were essential to overcome technological barriers, while funding from monarchies and investors was crucial for expeditions. Inadequate maps and understanding of the world's geography hindered explorers' capabilities, and competing interests among European powers often led to conflicts that complicated exploration efforts. Together, these obstacles shaped the pace and direction of European expansion during the Age of Exploration.
advances in sailing and shipbuilding techniques(study Island)
During the 1500s, technological advances in navigation, naval engineering, and map-making significantly enhanced maritime exploration. Innovations such as the magnetic compass and astrolabe improved navigators' ability to determine their position at sea. Advances in ship design, including the development of the caravel, allowed for more efficient and longer voyages. Additionally, more accurate maps facilitated exploration and trade, paving the way for the Age of Discovery and global interactions.
the coronol, a spyglass for navigating
sail boat
shipbuilding, navigation, and military technology. on a much larger scale