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This type of navigation relies on using the stars to determine ones relative position on earth
Integrated science studying the sea that including biology, chemistry, physics, and geology
The invention of the __________ and central rudder, and improvements in sail design were contributions made by the Chinese.
Technological advances in food storage and ship design in the 1900s made these expeditions possible.
In early history, the people who voyaged in order to show off their dynasty and riches were the ______________
The process (or result) of applying the scientific method to the ocean, its surroundings and the life within it is called _________________
This type of oceanographer studies the aspects of the ocean such as tides, currents and ocean circulation
The vast body of saline water that occupies the depressions of the earth's surface is called the _______________
study chemical composition of the oceans and their relationships to geology and biology.
explored the Mediterranean and Atlantic-noticed a current running in and out. named it "okeanos" ocean was derived from this.
First Library of Alexandria
contained written info on items of interest to seafarers. All ships that entered the harbor were recorded and a copy of records was kept there.
during the dark ages they wet on periodic raids. ships were so fast they could sail up rivers
discovered the New world by accident. The native Americans had lived there for at least 11,000 years.
studied ship's logs with wind and temp data. assembled it into wind and current charts & issued them to sailors for giving him their logs when they returned.
Charles Thomson and John Murray led first scientific oceanographic voyage. 4 yrs. thought they was no life below 1,800ft. able to sample down to 26,850ft. found 4,717 new species. took 15 yrs. to produce the "Challenger Report" 50 volume report.
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