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Describe what happens at each number in the diagram so to explain a convection current.
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Convection is the movement of a fluid that transfers heat from one location to another.
What is the importance of convection currents?Convection also contributes to the movement of deep ocean waters and the formation of oceanic currents. Inside the Earth, mantle convection is assumed to drive the movement of the overlying crustal plates, resulting in earthquakes and volcanic eruptions.
Thermal energy is carried by the flowing fluid. Because convection involves particle movement, it can only occur within fluids such as gases and liquids. A solid's particles are set in place and cannot move. As a result, convection cannot occur in a solid.
A convection current is the movement of warm and cold fluid caused by convection. When cold fluid is warmed by a heat source, a convection current occurs. The cold fluid warms and rises. Because warm fluid is less thick, it rises.
The heated fluid cools as it flows away from the source of heat. It tends to stretch out and then sink. Cool fluid sinks because it is denser. It cools as it sinks.
Cold fluid travels to replace the heated fluid that migrated in the first place. It is warmed by the heat source, and the current resumes.
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Related Questions
An angular distance measured north or south of the equator from the center of Earth is termed _____.A. altitudeB. longitudeC. zenithD. latitude
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An angular distance measured north or south of the equator from the center of Earth is termed D. latitude
Latitude is a coordinate in geography that specifies the north-south position of a point on the Earth's surface or another celestial body. Latitude is expressed as an angle ranging from -90° at the south pole to 90° at the north pole, with the Equator at 0°. Parallels, or lines of constant latitude, run east-west as circles parallel to the equator. Latitude and longitude are used as a coordinate pair to specify a location on the Earth's surface.
The term "latitude" normally refers to the geodetic latitude, which is defined below. In a nutshell, a point's geodetic latitude is the angle formed by the vector perpendicular (or normal) to the ellipsoidal surface from the point and the plane of the equator.
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during what season of the year do tornadoes occur most frequently in the united states?
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Tornadoes are most common in the United States during the spring season, between April and May.
When warm, humid air from the Gulf of Mexico flows north and collides with cold, dry air from Canada, this is the time of year when the environment is most conducive to the production of thunderstorms and tornadoes.
The interaction of these air masses causes atmospheric instability, which can result in tornadoes and strong thunderstorms. Strong winds from the west are brought by the jet stream as it flows southward throughout the spring, which might aid in the development of storms.
These elements work together to produce spring the most tornado-active season in the United States.
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How are fracture zones oriented relative to the axis of a mid-ocean ridge? Choose one: A. Fracture zones run parallel to a mid-ocean ridge axis. B. Fracture zones run perpendicular to a mid-ocean ridge axis. C. Fracture zones run at random angles to a mid-ocean ridge axis.
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Option a) Fracture zones run parallel to a mid-ocean ridge axis.
A fracture zone is a linear feature on the ocean floor that can be hundreds or even thousands of kilometers long and is caused by the action of offset mid-ocean ridge axis segments. They are the result of plate tectonics.
Strike-slip activity occurs when lithospheric plates on either side of an active transform fault move in opposite directions. Fracture zones extend beyond the transform faults and away from the ridge axis; while seismically inactive (because both plate segments are moving in the same direction), they show evidence of past transform fault activity, primarily in the ages of the crust on opposite sides of the zone.
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subduction zones occur a what type of plate boundary?
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Converging plate boundaries occur at subduction sones. While some plates collide and build mountains by stacking rocks to release pressure.
Subduction occurs at some convergent plate boundaries. Subduction forces one of the tectonic plates down into the Earth's mantle. This most commonly occurs when one of the plates at the convergent boundary is an oceanic plate and the other is a continental plate the plate,the denser of the two,is pushed down where it melts as it approaches the mantle. Magma produced through plate melting often rises and can reach the surface through the formation of volcanoes.Basaltic oceanic crust contains hydrated minerals such as amphiboles,some of which formed by hydrothermal alteration as seawater seeped through hot, fractured, young oceanic crust on the mid-oceanic ridge.As the oceanic crust sinks further into the mantle,the pressure increases,the temperature of the oceanic crustal rocks rises more slowly because the rocks are poor conductors of heat.At depths of about 100 km below the surface,the pressure is great enough for hydrated minerals to undergo metamorphism.
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what is responsible for the mild climates found in western and northern europe?
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Western Europe's climate is strongly influenced by the Gulf Stream,which maintains mild air for latitude over north-western Europe in the winter months.
Europe enjoys a mild and temperate climate.Unique wind patterns and ocean currents keep Europa warmer than other land masses at similar latitudes.Most of Europe lies north of for example,but few European countries experience the cold winters familiar to the region of the United States.The combination of the warm current and the prevailing westerly winds help to maintain a temperate climate in The main branches of the current include the he cold temperate continental climate type or Siberian climate type is found in the northwestern part of Europe.This climate is characterized by long-lasting severe winters and cold weather.Heavy snowfalls occur during winter.
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what is the northernmost of japan’s four main islands?
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Answer: Hokkaido is the northernmost of Japan's four main islands and the largest of the country's 47 prefectures...
Explanation:
Answer the following questions with a small paragraph each.
1. How is the weather affected by temperature, precipitation, air pressure, and wind?
2. Write all of the different spheres and how they affect weather and climate.
3. What are air masses and how do they affect weather?
Also, choose an image online to explain a chosen location's weather and climate.
The explanation should be simple and clear; no complicated terms. DO NOT TROLL, TROLL ANSWERS WILL BE REPORTED AND DELETED.
Good answers will be thanked and given 5 stars! PLEASE I NEED THIS ASAP
Answers
The weather is determined by temperature, precipitation, air pressure fluctuations, and wind, which is the flow of air from high-pressure to low-pressure regions. Temperature decides whether the weather will be hot or cold.
Write all of the different spheres and how they affect weather and climate?The hydrosphere refers to all of the water on the planet, including oceans, lakes, and rivers, and it can affect weather by releasing moisture into the atmosphere. The biosphere includes all living organisms, which can affect the atmosphere and hydrosphere through processes like photosynthesis and respiration. The lithosphere refers to the solid Earth, including rocks and soil, and can affect the atmosphere and hydrosphere through processes like erosion and volcanic activity.
What are air masses and how do they affect weather?Air masses are large bodies of air that have similar temperature and humidity characteristics. They can be classified as either continental or maritime, depending on whether they form over land or water.
The interaction of different air masses can cause changes in weather patterns, such as the formation of storms or the onset of cold fronts. The movement of air masses across different regions can also bring changes in temperature and precipitation.
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