How do prevailing winds produce ocean currents?
1.D) heat from the sun causes circulation patterns of warm and cold air
2.D) the equator, receives more direct and intense sunlight warming the water
3.A)currents in the northern hemisphere tend to move in a clockwise pattern
4.D) areas see significant changes in temperature in levels of precipitation
CONNEXUS 100%
riley is right!!!
Riley is right
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In an ALCA question for ELA/Language arts or Science: if someone puts the letter instead of the answer DONT TRUST THEM!! The answer’s positions randomize!
Prevailing winds play a crucial role in producing ocean currents through a mechanism called the wind-driven circulation system. Here's an explanation of how this process works:
1. Wind patterns: Prevailing winds are the dominant wind patterns that blow consistently over a region for an extended period. For example, the Trade Winds blow from east to west in the tropics, while the Westerlies blow from west to east in the mid-latitudes.
2. Surface friction: As the prevailing winds blow across the ocean surface, they interact with the water. The wind exerts force on the surface of the water, causing friction.
3. Ekman transport: Due to the friction between the wind and the water, a phenomenon called Ekman transport occurs. The top layer of the ocean is set in motion, moving at an angle of about 45 degrees to the right of the wind direction in the Northern Hemisphere and to the left in the Southern Hemisphere. This movement is known as the Ekman transport.
4. Surface currents: The Ekman transport sets the water in motion, creating surface currents. These currents move in the direction dictated by the wind. In essence, if the wind blows consistently in one direction, the surface water will also move in that direction.
5. Gyres: The surface currents formed by prevailing winds are responsible for the formation of large circular rotating systems known as gyres. In the Northern Hemisphere, surface currents tend to circulate clockwise, while in the Southern Hemisphere, they circulate counterclockwise. The gyres distribute heat and nutrients around the planet.
6. Deep circulation: The movement of surface currents affects the deeper layers of the ocean through a process called thermohaline circulation. As warm surface water moves towards higher latitudes, it cools down and becomes denser due to lower temperatures. This denser water then sinks, creating a deep circulation pattern called the global conveyor belt.
In summary, prevailing winds generate ocean currents by producing friction between the wind and the ocean surface. This friction sets the water in motion, forming surface currents that eventually create the circular gyres we observe in the oceans. The interactions between these surface currents and the deeper layers of the ocean contribute to the overall circulation patterns in the global ocean system.
i made a 1/4
riley you lying piece of trash
here are the real answers
1. b
2. b
3. a
4. a