Month: August 2015

types of temperature inversion

4 types of temperature inversion.

Temperature inversion is condition in which the temperature of the atmosphere increases with altitude in contrast to the normal decrease with altitude. When temperature inversion occurs, cold air underlies warmer air at higher altitudes. There are four kinds of temperature inversions: ground, turbulence, subsidence, and frontal. A ground inversion develops when air is cooled by …

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Causes and consequence of temperature inversions.

Temperature inversion is condition in which the temperature of the atmosphere increases with altitude in contrast to the normal decrease with altitude. When temperature inversion occurs, cold air underlies warmer air at higher altitudes.   Normally, temperature decreases with increase in elevation. It is called normal lapse rate. At times, the situations is reversed and …

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Seven (7) advantages of water transport

7 advantages of water transport.

Water transport is the cheapest and the oldest mode of transport. It operates on a natural track and hence does not require huge capital investment in the construction and maintenance of its track except in case of canals. The cost of operation of water transport is also very less. It has the largest carrying capacity …

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Seven (7) advantages of air transport

7 advantages of air transport

Air transport is a mode of transportation that involves the transportation of goods and passengers by the use of airplanes, helicopters, and other types of aircraft. Air transport is the most recent mode of transport. It is the gift of the 20th century to the world.  The two world wars gave a great impetus to …

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Seven (7) importance of land surveying.

 Surveying or land surveying is the technique and science of accurately determining the terrestrial or three-dimensional position of points and the distances and angles between them. These points are usually on the surface of the Earth, and they are often used to establish land maps and boundaries for ownership or governmental purposes.   The following …

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7 advantages of rail transport.

Rail transport is a means of conveyance of passengers and goods, by way of wheeled vehicles running on rails. It is also commonly referred to as train transport.  Railway transport has several advantages over other means of passenger/goods transportation, including: Safety:  Railway accident averages and related injuries and deaths are much lower than those of …

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