February 2025

Temperature

By |2025-02-12T09:05:32+02:00February 12th, 2025|O Level Geography, Weather and Climate|

Six's thermometer Six’s thermometer ZIMSEC O Level Geography Notes: Temperature

  • The daily maximum and minimum temperatures are measured using Six’s thermometer (pictured above).
  • It was invented by James Six a British scientist hence the name Six’s thermometer.
  • It is also known as the Maximum and Minimum thermometer.
  • It is housed in a Stevenson’s screen.
  • Diurnal […]
Read More
Comments Off on Temperature

Conservative zones/Transform faults

By |2025-02-12T09:19:46+02:00February 12th, 2025|Landform Studies, Notes, O Level Geography, Ordinary Level Notes|

A conservative margin. Image by Expediatearcade. A conservative margin. Image by Expediatearcade. ZIMSEC O Level Geography Notes: Plate Tectonics: Transform Zones

  • At constructive zones plates slide sideways past each other.
  • In opposite directions in a tear or shear fashion.
  • At these margins lithosphere (land/oceanic crust) is neither created nor destroyed
  • That is neither plate is […]
Read More
Comments Off on Conservative zones/Transform faults

Physical weathering

By |2025-02-12T09:15:03+02:00February 12th, 2025|Landform Studies, Notes, O Level Geography, Ordinary Level Notes|

Exfoliation weathering. Image credit asergeev.com Exfoliation weathering. Image credit asergeev.com ZIMSEC O Level Geography Notes: Physical Weathering

  • Physical weathering is the disintegration of a rock into smaller particles by mechanical processes and without any changes in the chemical composition of the rock.
  • It is more likely to occur in arid climates such […]
Read More
Comments Off on Physical weathering

Streambank cultivation,gold panning and other human activities

By |2025-02-12T09:10:51+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes, River Processes|

Bananas growing near a stream. Image credit MediaWiki. Bananas growing near a stream. Image credit MediaWiki. ZIMSEC O Level Geography Notes: River Processes: Stream bank cultivation

  • Stream bank cultivation refers to the practice of growing or cultivation of crops near a wetland, stream or river.
  • Sub-Saharan Africa has faced political, socio-economic problems […]
Read More
Comments Off on Streambank cultivation,gold panning and other human activities

Classification of settlements

By |2025-02-12T09:40:48+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

A typical Zimbabwean rural homestead. Image credit lawhub.co.zw A typical Zimbabwean rural homestead. Image credit lawhub.co.zw ZIMSEC O Level Geography Notes: Settlements: Classification of settlements

  • Settlements are generally classified as either rural or urban.
  • Rural settlements are those settlements where mostly primary activities occur.
  • The majority of settlers in rural areas carry out […]
Read More
Comments Off on Classification of settlements

Advantages and Disadvantages of a Population Census

By |2025-02-12T08:58:29+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

A census in progress. Image credit times.co.za A census in progress. Image credit timeslive.co.za ZIMSEC O Level Geography Notes: Population:Advantages and Disadvantages of a Population Census

  • Like most things a population census has both its merits and demirits

Advantages

  • It is the most accurate count of a country’s population on which official planning […]
Read More
Comments Off on Advantages and Disadvantages of a Population Census

Migration: Introduction

By |2025-02-12T09:19:16+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Forced Migration. Image credit UNHCR

ZIMSEC O Level Geography Notes: Migration: Introduction

  • Migration is the permanent or semi-permanent movement of people from one area to another, one country to another or one continent to another.
  • This involves the change of residence
  • There are several ways to classify migrations and these are:
    1. In terms […]
Read More
Comments Off on Migration: Introduction
Toggle Sliding Bar Area
Go to Top