Category Archives: Geography
Volcanoes: How are they formed?
Volcanoes are like mountains made of cooled down lava. They are formed because plates, which make up the earth’s crust, move around like sponges on water. Some bang into each other while others move away from each other. They float … Continue reading
Clouds
Clouds are great big visible masses of tiny water droplets or ice crystals. There are four major groups of clouds: High Clouds, Middle Clouds, Low Clouds, Vertical Clouds. High clouds: These will form between 3,000 and 8,000 m (10,000 and … Continue reading
Weather Forecasting
Mankind has always felt the need to be able to predict the weather. As early as 650 BC, people were already looking up at the skies and stars, and recognised certain events which lead to a certain type of weather. … Continue reading
Ocean Currents
Ocean currents are continuous, directed movements of ocean water. These smooth movements of water follow a specific course; they proceed either in a cyclical pattern or as a continuous stream. These movements can be caused by the gravitational pull of … Continue reading
The Greenhouse Effect
The greenhouse effect is an effect that happens in the atmosphere with the sun’s heat radiations. The sun projects heat onto the earth and it tries to enter our atmosphere. When the heat comes into contact with the earth, the … Continue reading