WAVE ~ PHYSICAL GEOGRAPHY FORM 5 & 6
WAVE
WAVE ACTION AND THE FEATURES IT PRODUCES.
-Is the horizontal movement of ocean water, in the movement process it does the following three main works:...
RIVER ~ PHYSICAL GEOGRAPHY FORM 5 & 6
RIVER
Mass of water flowing in a natural channel over the earth surface from the high land to low land under the influence of gravity.
TYPES...
EXTERNAL FORCES ~ PHYSICAL GEOGRAPHY FORM 5 & 6
EXOGENETIC FORCES WHICH SCULPTURE THE SURFACE OF THE EARTH
These are external forces. They operate on the surface of the earth.
a) Denudation:
These are destructive forces...
INTERNAL FORCES ~ PHYSICAL GEOGRAPHY FORM 5 & 6
INTERNAL FORCE
Earth movements;
a) Lateral and Vertical movements
Diastrophism: Is the movement of the solid crust (lithosphere which is made up of upper mantle and crust).The movement...
MATERIALS OF THE EARTH ~ PHYSICAL GEOGRAPHY FORM 5 & 6
MATERIALS OF THE EARTH’S CRUST
What is an element?
A substance which cannot be split into simple substances by physical or chemical means. Elements are made...
THEORY OF PLATE TECTONIC ~ PHYSICAL GEOGRAPHY FORM 5 & 6
PLATE TECTONIC THEORY (Unifying theory)
It takes the combination of theory of theory of isostasy, continental drift and ocean floor spreading.
According to this theory, the...
THEORY OF ISOSTACY ~ PHYSICAL GEOGRAPHY FORM 5 & 6
THEORY OF ISOSTASY
Denudation has been going on the continents where tons and tons of materials are removed from mountains and hills and get deposited...
THEORY OF CONTINENTAL DRIFT ~ PHYSICAL GEOGRAPHY FORM 5 & 6
According to his theory about 280 million years, the present day continents were united in a single block called Pangaea and surrounded by ocean...
