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Science W&CS L5

W&CS Ocean Currents Lesson 5 p 64-81

QuestionAnswer
Who investigated the temperature of currents to help map them? Ben Franklin
Who discovered the Gulf Stream split and designed new tools for navigation? Prince Albert
Who studied data and found patterns that helped him chart ocean currents? Matthew Maury
Who tossed logs overboard and noted the direction in which they floated away? Crew of HMS Challenger
The movement of ocean water in a specific direction ocean current
Refers to the amount of salt dissolved in water; saltiness Salinity
Accidentally became ideal ocean current trackers by traveling all over the world Rubber duckies
A warm-water ocean current that flows north along the East Coast of the US Gulf Stream
Winds that form between the poles and equator global winds
Trade winds cause the rising of cold, deep water from an ocean bottom called upwelling
Means that the oceans’ waters are constantly moving around the globe ocean conveyor belt
An unusually warm flow of surface water that occurs in the Pacific Ocean about every 2 to 7 years El Niño
Upwellings bring _______ with it from the ocean bottom. Nutrients
What directly prevents upwellings from occurring? El Niño
An unusually cool flow of surface water that occurs in the Pacific Ocean La Niña
Currents that are produced and guided by winds. surface currents
Force that comes from the rotation of Earth and effects the direction of objects in motion Coriolis Effect
Winds that form between the poles and equator Global winds
T or F The rotation of the Earth has no effect on the movement of global winds False
T or F The shape of coastlines influence the direction of ocean currents. True
T or F Sunlight is evenly spread out over the surface of the earth. False
T or F The Earth is warmer at the equator than the poles. True
T or F Upwellings bring rich nutrients from the ocean bottom that feed fish and marine life. True
Created by: newby.j
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