Prepared by: Mrs. Savita Kukreti Pawar Public School LANDFORMS OF THE EARTH
Jan 18, 2016
Prepared by:Mrs. Savita KukretiPawar Public School
LANDFORMS OF THE EARTH
LANDFORMS OF THE EARTH What are landforms? How are they formed?
FORCES CAUSING
LANDFORMS
ENDOGENIC
DIASTROPHIC
EPIOROGENIC
UPLIFT & SUBMERGE
NCE(CONTINENT
BUILDING FORCES)
OROGENIC
(MOUNTAIN MAKING FORCES)
SUDDEN CONSTRUCTIVE
FORCES
VOLCANIC ERUPTIONS
EARTHQUAKES
EXOGENIC
ALLUVIAL AND
EROSIONAL PLAINS
LANDFORMS AND THEIR TYPES
MOUNTAINS
PLATEAUS
PLAINS
TYPES OF MOUNTAINS
TYPES OF MOUNTAINS
FOLD MOUNTAINS
BLOCK MOUNTAINS
VOLCANIC MOUNTAINS
FOLD MOUNTAINS How are fold mountains formed?
FEATURES OF FOLD MOUNTAINS
1. IRREGULAR FOLDS IN FOLD
MOUNTAINS DUE TO UNEQUAL
PRESSURE
What does this image show
Which type of rocks have this feature? How are these rocks formed?
FEATURES OF FOLD MOUNTAINS
FEATURE 2: MOST OF THESE MOUNTAINS ARE CONSTITUTED OF SEDIMENTARY ROCKS FORMED DUE TO
DEPOSITION AND CONSOLIDATION OF SEDIMENTS IN SHALLOW OCEANS
FEATURES OF FOLD MOUNTAINS
3. FOLD MOUNTAINS
HAVE GREATER LENGTH BUT
COMPARATIVELY SMALL WIDTH
FEATURES OF FOLD MOUNTAINS
FEATURE IV: MOST FOLD MOUNTAINS ARE FOUND ON THE MARGINS OF CONTINENTS
FEATURE V : FOLD MOUNTAINS ARE ASSOCIATED WITH VOLCANIC ACTIVITY AND HAS MANY ACTIVE VOLCANOES
VOLCANIC MOUNTAINS
BLOCK MOUNTAINS How are block mountains formed
BLOCK MOUNTAINS
IDENTIFY THIS PHYSICAL FEATURE
PLATEAUS1. INTERMONTANE PLATEAU
2.PIEDMONT PLATEAU
3.VOLCANIC PLATEAUS
4.UPLIFTED PLATEAU
INTERMONTANE PLATEAU Highest and most extensive Surrounded by hills and mountains.
INTERMONTANE PLATEAU
TIBET PLATEAU
LOCATION OF TIBET PLATEAU
PIEDMONT PLATEAUS Mountain ranges on one side and plains
on one side. The part facing the plain is steep.
PEIDMONT PLATEAU
PEIDMONT PLATEAU
VOLCANIC PLATEAU
COLUMBIAN PLATEAU
LOCATION OF COLOMBIAN PLATEAU
UPLIFTED PLATEAU
CHOTA NAGPUR PLATEAU
PLAINS
What are Plains
PLAINS
TYPES OF PLAINSPLAINS
STRUCTURAL EROSIONAL
DEPOSITIONAL
STRUCTURAL PLAINS
Formed due to uplift or subsidence of land
LOCATION OF THE GREAT PLAINS OF USA
ERROSIONAL PLAINS These plains are formed by agents of
erosion like River Wind Chemical weathering
TYPES OF EROSIONAL PLAINS
EROSIONAL PLAINS
Peneplains Glacial erosion Wind eroded
Karst plain
PENEPLAINS Landscapes in which almost all hills
have been worn down as a result of erosion
The word peneplains means almost a plain
PENEPLAINS
LORRAINE PLAIN IN FRANCE
LOCATION OF LORRAINE PLAIN
GLACIAL EROSION
These plains have rounded peaks and worn down ice scoured shield lands
Due to the action of the glacier the area gets worn down and the height is reduced.
GLACIAL EROSION
PLAINS OF GLACIAL EROSION
WIND ERODED PLAINS
KARST PLAINS
KARST PLAINS Due to chemical weathering the area
gets eroded and produces undulating topography.
This type of features are mostly found in limestone landscapes where chemical weathering takes place.
DEPOSITIONAL PLAINS These plains are caused due the
deposition of various agents such as River Wind Sea
RIVER DEPOSITION
RIVER DEPOSITIONAL PLAINS
GANGA ALUVIAL PLAIN
WIND DEPOSITION PLAIN
MARINE DEPOSITION PLAIN