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GEOGRAPHY AND HISTORY

Here we share notes, past papers and lecture videos related with kcse, necta, zimsec and GCSE on subjects such as geography, civics, chemistry, biology and business and commerce

KCSE GEOGRAPHY FORM FOUR NOTES PDF FREE DOWNLOAD

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October 17, 2025

KCSE GEOGRAPHY FORM FOUR NOTES FREE DOWNLOAD

KCSE GEOGRAPHY FORM FOUR NOTES PDF FREE DOWNLOAD

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Ten (10) difference between weather and climate

October 18, 2025

Weather: Weather can be defined as the physical condition or state of the atmosphere at a particular time and place. Climate: Climate is defined as generalized or average condition of weather of a place or region. Or Climate: It is a composite or generalized of the variety of day to day weather conditions. Difference between weather and climate Sr No Weather Climate 1 Instantaneous physical state of atmosphere at particular place. Normal physical state or generated condition of atmosphere or long term average condition of a place. 2 Weather changes refer to specific instant of time( day or week) It is generalized over a longer span of time and for a longer area. 3 It is expressed in terms of numerical values of meteorological elements. It is expressed in terms of time averages and area averages of meteorological elements. 4 Weather is measured in observatory. So the observatory must at a place for which weather is to be described. This is derive...

5 METHODS OF MAINTAINING SOIL FERTILITY AND QUALITY

November 17, 2025

Soil conservation refer to measures that are taken to protect the soil from destruction . The main measures that are taken to conserve soil include maintaining soil fertility and quality, preventing soil loss or erosion, and preserving the soil. Maintenance of soil fertility and quality; The natural richness and fertility and richness of the soil should be maintained in order to ensure continued soil productivity. This can be achieved in the following ways. Crop rotation this involves changing the crops planted on the farm, by alternatively planting leguminous plants such as beans with other crops such as maize to maintain nitrogen level in the soil Mixed farming this involves planting crops and rearing animals on the same farm. mixed farming is important in maintaining soil fertility because the remains of crops are used to feed livestock while cow dung and other animals excrete are used as fertilizers for crops in the farm Mulching mulching is the act of covering the farm wi...

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Ten (10) difference between weather and climate

October 18, 2025

Weather: Weather can be defined as the physical condition or state of the atmosphere at a particular time and place. Climate: Climate is defined as generalized or average condition of weather of a place or region. Or Climate: It is a composite or generalized of the variety of day to day weather conditions. Difference between weather and climate Sr No Weather Climate 1 Instantaneous physical state of atmosphere at particular place. Normal physical state or generated condition of atmosphere or long term average condition of a place. 2 Weather changes refer to specific instant of time( day or week) It is generalized over a longer span of time and for a longer area. 3 It is expressed in terms of numerical values of meteorological elements. It is expressed in terms of time averages and area averages of meteorological elements. 4 Weather is measured in observatory. So the observatory must at a place for which weather is to be described. This is derive...

5 METHODS OF MAINTAINING SOIL FERTILITY AND QUALITY

November 17, 2025

Soil conservation refer to measures that are taken to protect the soil from destruction . The main measures that are taken to conserve soil include maintaining soil fertility and quality, preventing soil loss or erosion, and preserving the soil. Maintenance of soil fertility and quality; The natural richness and fertility and richness of the soil should be maintained in order to ensure continued soil productivity. This can be achieved in the following ways. Crop rotation this involves changing the crops planted on the farm, by alternatively planting leguminous plants such as beans with other crops such as maize to maintain nitrogen level in the soil Mixed farming this involves planting crops and rearing animals on the same farm. mixed farming is important in maintaining soil fertility because the remains of crops are used to feed livestock while cow dung and other animals excrete are used as fertilizers for crops in the farm Mulching mulching is the act of covering the farm wi...