Recursos educativos an página 427

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Domestic migration in the 1960S
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The migration of the Spanish population from rural areas to industrial regions was partly due to an increase in the population and a shortage of farmland. Day labourers were the first to migrate, as…
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Our distant past
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Aqueduct. In Roman times, aqueducts carried water from the rivers to the cities. Modern Age. The Modern Age started in the 15th century. It was a period of discovery and new inventions. Castles. A…
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Self-evaluation 8 - Society and the environment
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Which statements about climate change are true or false: The climatic conditions of an area can change because of human activity. Climatic variations can also be of natural origin. Without greenhouse…
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The empire of Charles I
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1.1 Heir to an empire Charles I of Spain, who was also Charles V of Germany, was the son of Joanna of Castile (daughter of the Catholic Monarchs) and the German prince Philip of Habsburg. His…
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Events leading up to the First World War
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There were a great many tensions and conflicts between the nations in the years leading up to the First World War. This escalation of hostility is why many historians describe it as 'an inevitable…
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Technology, communication and globalisation
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3.1. Technological and economic development Scientific research and its practical applications have been key to an economy's growth in the last few decades. Governments and big companies invest…
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Sponges, cnidarians and echinoderms
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Sponges Sponges are the simplest type of animal that exists. They live in water and are attached to rocks on the seabed. Sponges are often irregular in shape. Their bodies have lots of small holes that…
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Reading
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Mary sees Ben Weatherstaff in one of the gardens. ‘What a beautiful day!’ he says. ‘Spring is coming, and the plants and flowers are growing.’ ‘Oh,’ says Mary, ‘there’s the robin!’ The…
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Before you read Ch 2 01 (FCE) - Marley’s Ghost
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Read the text below and decide which answer best fits each space. There is an example at the beginning. Scrooge walked home to the rooms where he lived. Years ago partner Marley lived there. They were…
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Resúmenes - Potencias y radicales
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1. Potencias de exponente natural Si a es un número real y n es un número natural, n > 1, la potencia an de basea y exponenten se define de la siguiente forma: Casos particulares: Si el exponente es…
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