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What two human made structures help ships navigate through the seaway?
Locks
What did Henry the navigator invent to help navigate?
he made the astrolbe which helped to chart a ships location by charting the position of the stars
How do ships navigate?
Modern ships navigate by use of GPS units and computers. In past times, mariners used visual aids like a sextant to navigate using the stars and sun.
What is the ability to guide ships at sea?
Navigate
How did early explorers navigate their ships?
from the wind
The Atlantic Ocean and the Great Lakes have different elevations which two man-made structures help ships navigate through the seaway?
The Great Lakes are substantially above sea level.
How far up the Mississippi River can ships navigate?
Ships can navigate up the Mississippi River as far as Minneapolis, Minnesota, which is about 2,340 miles from the river's mouth at the Gulf of Mexico.
How many ships did Samuel De Champlain navigate?
99
Which one of his ships did Christopher Columbus navigate?
The santa maria
How did explorers in the early 1400s navigate ships?
really easy
How did the Greeks navigate there ships?
The Phoenicians used the sun and stars to navigate
How do imaginary lines on the globe help ships?
Imaginary lines on the globe, such as the equator and meridians of longitude, help ships navigate by providing reference points for determining direction and location. These lines help sailors plot courses, calculate distances, and establish time zones, contributing to safe and efficient navigation at sea.
