Recursos educativos changes página 25

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EduBook Organización
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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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End-of-unit evaluation - The political organisation of society
EduBook Organización
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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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Summaries - The Diversity of Life
EduBook Organización
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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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True/false. The impact of European civilisation
EduBook Organización
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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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New urban spaces
EduBook Organización
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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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Before you start - Matter and Materials
EduBook Organización
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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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Understanding water cycle
Maria Pallarés Docente
2 lo usan

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Interactive multimedia animation to understand that water is always moving and changing everywhere. Students will learn how energy from the sun makes water changes its states, and how it moves. They…
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What is atmospheric pressure?
EduBook Organización
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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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Think about it. The propagation of heat
EduBook Organización
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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?…
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Breeding seasons
EduBook Organización
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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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