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End-of-unit evaluation - The political organisation of society
EduBook Organización
- 3041 visitas
Geopolitics studies the spatial organisation of society. The state has formed the basis of this organisation for many years. It continues to play a very important role, but it is also undergoing many…
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True/false. The impact of European civilisation
EduBook Organización
- 3017 visitas
Are the following sentences true or false?: The colonised territories suffered a profound impact with the arrival of Europeans. The United States created new countries and invented new national borders.…
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What is atmospheric pressure?
EduBook Organización
- 3009 visitas
Air has weight, even though it is very light. The atmosphere is a layer of air. The weight of this air applies pressure on the Earth's surface. Atmospheric pressure is not the same everywhere on the…
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Remember - The natural environment
EduBook Organización
- 3020 visitas
The place where a living thing lives is called a habitat. When we study a habitat, we look at the living things (animals and plants) that live there. We also look at the non-living things around them.…
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Did you know...
EduBook Organización
- 3022 visitas
The emergence of a global communications network (the Internet) has produced radical changes in our social habits. The social networks created using this new technology enable users to communicate…
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Summaries - The Diversity of Life
EduBook Organización
- 3002 visitas
1. Evolution and biodiversity Biological evolution is due to a series of spontaneous genetic changes, or mutations, which offer advantages to the organism and allow it to survive and multiply more…
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Before you start - Matter and Materials
EduBook Organización
- 2968 visitas
Didactic objectives Recognise the characteristics of the states of matter and changes of state, associating them to the conditions they are subjected to. Understand that matter is made up of atoms and…
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New urban spaces
EduBook Organización
- 2834 visitas
5.1. New urban spaces The growth of sprawling cities has led to changes in the urban layout. With industries moving to areas outside the city, science and technology parks and shopping centres have…
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Breeding seasons
EduBook Organización
- 2824 visitas
Most mammals only reproduce at a certain time of the year. This is when the female reaches maximum sexual receptivity and is most attractive to the male. This season is called oestrus or heat and it…
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Think about it. The propagation of heat
EduBook Organización
- 2789 visitas
Remember what you have studied in this section and answer the questions: What does the heat absorbed during a change of state transform into? Why is heat absorption needed when a liquid changes to gas?…