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STRUCTURE OF THE EARTH



The shape of the earth
The shape of the earth is flattened sphere; it is silinatical with an egg.
 
WHY EARTH IS FLATTENED SPHERE?

·         The diameter through the equator and poles varies. The diameters are 12713 km.

·         The influence of winds from High Pressure to low pressure erodes the poles materials and deposit on the equator.

·         Earth’s movement which are rotation and Revolution. Read More .............

 

High School level | Views: 2062 | Added by: Admin | Date: 06/Sep/2013 | Comments (0)

FACTORS AFFECTING WEATHERING

 
1. Climate
     Temperature and rainfall are two major weather element, in certain climatic region receive a certain type of weathering e.g in equatorial region with high temperature experience fact and deep weathering.
     Chemical weathering is most common in area of high rainfall while physical weathering is common in low rainfall. Read More .........
 
Upper Secondary | Views: 3247 | Added by: Admin | Date: 06/Sep/2013 | Comments (0)

WEATHERING
 
 
Def:
Weathering is the process of weathering, disintegration or fragmentation of rocks into small particles.
Rocks on the earth’s surface are weathered by different type where we get type of weathering as follows:
 
  1. physical/mechanical weathering
  2. chemical weathering
  3. biological weathering

Read More .........

 

High School level | Views: 1225 | Added by: Admin | Date: 06/Sep/2013 | Comments (0)

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