Topic: Convection Currents
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What is a Convection Current?
Convection current is a thermal flow that occurs in liquids or gases. It is the result of expansion of the liquid or gas due to a change in temperature. Read More »
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What are Convection Currents?
Convection currents occur when the sea is warmer than the land around it. The transfer of heat by the mass movement of heated particles into an area of cooler fluid causes the currents to occur. Read More »
Source: http://answers.ask.com/Science/Other/what_are_convection_currents
What Causes Convection Currents?
Convection currents are caused by the dispersing of heat, or circulating. Once hot air (or gas) has begun to move, it pushes the rest of the air therefore making that air the same temperature. Just as you have a cold room with a space heate... Read More »
Source: http://answers.ask.com/Science/Nature/what_causes_convection_curr...
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Convection Currents
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Convection curents happen when the sea is warmer than the lands. This works the other forces the cold air to go up and fill the space the hot air has left.
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Source: http://answers.ask.com/Science/Other/how_do_convection_currents_f...
A convection current is the process of transferring heat due to the movement of heated particles into a fluid coolant. A classic natural example of a convection current is wind, which is created when air currents absorb heat and moisture th...
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Source: http://answers.ask.com/Science/Other/how_do_convection_currents_w...
Convection refers to the transfer of heat via a moving substance, such as air or water. Convection currents are the manifestation of those movements.
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Source: http://www.ehow.com/facts_5723446_causes-convection-currents_.htm...
Convection currents are movements of gases or liquids based upon differences in temperature.Convection currents cause most weather effects, from wind to hail. When cold air moves over a warm surface, it warms up. The warmer air rises away f...
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Source: http://www.ehow.com/how_6373166_understand-convection-currents.ht...
Fotolia.com The Earth is comprised of huge layers, each of which has distinct characteristics. The majority of the Earth, about 80 percent, is made up of the mantle, which is the layer right next to the Earth's core, according to ThinkQuest...
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Source: http://www.ehow.com/how_6581412_causes-convection-currents-mantle...
What Causes Convection Currents Imagine a cool room with a radiator at one end and no fans or any other forced air systems to blow the warm air to the other side of the room. How does the radiator heat the entire room? The key is convection...
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Source: http://wiki.answers.com/Q/What_is_a_convectional_current
