What is density? A lot of students struggle to remember what this means. Density means the amount of people or things in a given space. Distribution then means the way that something is shared or spread out over an area. Crowded Places = densely populated = high density. Less Crowded Places = sparsely populated = low… Continue reading Dense and Sparse…what’s what?
A lot of people would never even consider living in a floodplain, but, despite the obvious hazard of floods, living in a floodplain can have some advantages for those that settle there. Here are some reasons why there may be settlements near floodplains. Floodplains are areas of flat land. This means that they are easy… Continue reading Why do people live in Floodplains?
Stage 1 birth rate is high and the death rate is high. The population remains stable Very few countries are at this stage Stage 2 birth rates are high but the death rates begin to fall. Population is increasing. Lots of countries in the developing world are at this stage, due to improved… Continue reading Demographic Transition Model
The Water Cycle (Hydrological Cycle) Seas and oceans contain 97% of the world’s water. 2% of water is frozen in ice. That means that only 1% of the world’s fresh water is in the land/air. This water is recycled repeatedly in the water cycle or the hydrological cycle There are a number of steps in… Continue reading The Water Cycle
Volcanoes Volcanoes form when magma rises through cracks in the Earth’s surface. Pressure builds up inside the Earth. When this pressure is released, magma explodes to the surface causing a volcanic eruption. The lava from the eruption cools to form new crust. Over time, the rock builds up and a volcano forms. Volcanoes occur at destructive and constructive boundaries. Volcanoes… Continue reading Volcanoes and the hazards they bring!
The Earth The Earth has a number of different layers The inner core, the outer core, the mantle, continental crust and oceanic crust. The inner core – Extremely hot, solid, made of iron and nickel The outer core – Liquid layer, made of iron and nickel Mantle – Hot, made of semi-solid rock Continental and… Continue reading The Earth and Plates
What is a PEA analysis and how do I do one? Sometimes, a PEA analysis can be called TEA analysis, when the word Trend is used instead of pattern. To obtain full marks in one of these questions, make sure that you answer/refer to the main ideas in Patterns, Evidence and Anomalies. Patterns This could include Maps… Continue reading PEA Analysis