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⚓ SPEED LOG QUIZ: Measuring Vessel Speed Through Water ⚓
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YouTubeShipSmith
Why Sailors Used ROPE to Measure Speed at Sea? In the age before GPS and digital instrumentation, sailors relied on an ingenious tool called the common log to measure a ship’s speed, giving rise to the unit we still use today: the knot. This device consisted of a wooden wedge attached to a long rope with evenly spaced knots. When the wedge was thrown overboard, it would float behind the ship, allowing the rope to spool out as the vessel moved forward. After a fixed period, typically measured wit
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Why Sailors Used ROPE to Measure Speed at Sea? In the age before GPS and digital instrumentation, sailors relied on an ingenious tool called the common log to measure a ship’s speed, giving rise to the unit we still use today: the knot. This device consisted of a wooden wedge attached to a long rope with evenly spaced knots. When the wedge was thrown overboard, it would float behind the ship, allowing the rope to spool out as the vessel moved forward. After a fixed period, typically measured wit
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