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[Audio] The Sail. A painting of a ship sailing on the water with USS Constitution in the background Description automatically generated.
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[Audio] The origins. No one knows who exactly it was that created the sail, due to the event occurring an extremely long time ago, but we do know that it was created in 3500 B.C in ancient Egypt..
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[Audio] What does a sail do? What a sail essentially does is use wind to propel forward craft such as boats, ships, etc..
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[Audio] How does a Sail Work? When properly trimmed, the sail's leading-edge points into the wind, creating higher pressure on the side facing the wind and lower pressure on the side away from the wind. The sail will move toward the lower pressure side, which will in turn move the boat.
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[Audio] Why were sails important/helpful? Sails were important/helpful because they helped civilizations develop as people sailed across oceans to settle in new areas or trade with others..
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[Audio] Who uses sails? The primary users of sails are sailors. However, back in the day they were used mostly by explorers, conquerors, and explorers inspired by God, gold and glory..
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[Audio] What are some long-term effects of the tool? The creation of the sail had big long-term effects on human civilization. The sail changed and improved transportation and trade by allowing people to travel across vast distances way more efficiently. The sail also played an important role in the colonization of new lands..