TOPIC 2: STUDY OF SOILS ~ GEOGRAPHY FORM 6

THEORY OF PLATE TECTONIC ~ PHYSICAL GEOGRAPHY FORM 5 & 6

TOPIC 2: STUDY OF SOILS ~ GEOGRAPHY FORM 6 TOPIC 2: STUDY OF SOILS ~ GEOGRAPHY FORM 6 CONCEPT OF SOIL AND SOIL PROFILE Soil appears very complex and thus different scholars (soil scientists) have developed a number of definitions about a soil according to varied considerations, commonly by regarding soil nature. It is thus … Read more

TOPIC 3: POSITION BEHAVIORS AND STRUCTURE OF THE EARTH ~ PHYSICAL GEOGRAPHY FORM 5

TOPIC 3: POSITION BEHAVIORS AND STRUCTURE OF THE EARTH ~ PHYSICAL GEOGRAPHY FORM 5

TOPIC 3: POSITION BEHAVIORS AND STRUCTURE OF THE EARTH ~ PHYSICAL GEOGRAPHY FORM 5 TOPIC 3: POSITION BEHAVIORS AND STRUCTURE OF THE EARTH ~ PHYSICAL GEOGRAPHY FORM 5 GLOBE Is the model of the earth Earth Is ball of rock partly covered by water, land, air and living organism Origin of the earth (cosmological theories) … Read more

GLACIATIONS ~ PHYSICAL GEOGRAPHY FORM 5 & 6

THEORY OF PLATE TECTONIC ~ PHYSICAL GEOGRAPHY FORM 5 & 6

GLACIATIONS ~ PHYSICAL GEOGRAPHY FORM 5 & 6 GLACIATIONS ~ PHYSICAL GEOGRAPHY FORM 5 & 6 GLACIATIONS It appears that roughly every 200 – 250 million years in the earth’s history, there have been major periods of ice activity. Of these the most common (recent) and significant occurred during the Pleistocene period of the quaternary … Read more

WAVE ~ PHYSICAL GEOGRAPHY FORM 5 & 6

THEORY OF PLATE TECTONIC ~ PHYSICAL GEOGRAPHY FORM 5 & 6

WAVE ~ PHYSICAL GEOGRAPHY FORM 5 & 6 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: These are:-erosion, transportation and deposition -Waves should not be confused with tides which are the vertical … Read more

EXTERNAL FORCES ~ PHYSICAL GEOGRAPHY FORM 5 & 6

THEORY OF PLATE TECTONIC ~ PHYSICAL GEOGRAPHY FORM 5 & 6

EXTERNAL FORCES ~ PHYSICAL GEOGRAPHY FORM 5 & 6 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 which lower the earth’s surface i. Weathering / mass wasting … Read more

INTERNAL FORCES ~ PHYSICAL GEOGRAPHY FORM 5 & 6

THEORY OF PLATE TECTONIC ~ PHYSICAL GEOGRAPHY FORM 5 & 6

INTERNAL FORCES ~ PHYSICAL GEOGRAPHY FORM 5 & 6 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 can be gradual or rapid. Gradual is the slow movements … Read more

MATERIALS OF THE EARTH ~ PHYSICAL GEOGRAPHY FORM 5 & 6

THEORY OF PLATE TECTONIC ~ PHYSICAL GEOGRAPHY FORM 5 & 6

MATERIALS OF THE EARTH ~ PHYSICAL GEOGRAPHY FORM 5 & 6 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 up of atoms. Atoms are made up … Read more

THEORY OF PLATE TECTONIC ~ PHYSICAL GEOGRAPHY FORM 5 & 6

THEORY OF PLATE TECTONIC ~ PHYSICAL GEOGRAPHY FORM 5 & 6

THEORY OF PLATE TECTONIC ~ PHYSICAL GEOGRAPHY FORM 5 & 6 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 earth has an outer shell(lithosphere) made up … Read more

THEORY OF ISOSTACY ~ PHYSICAL GEOGRAPHY FORM 5 & 6

THEORY OF PLATE TECTONIC ~ PHYSICAL GEOGRAPHY FORM 5 & 6

THEORY OF ISOSTACY ~ PHYSICAL GEOGRAPHY FORM 5 & 6 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 in ocean; but the hill of mountains are not reduced … Read more