Recursos educativos página 22227

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Calculate. Measuring living things
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To measure living things as small as bacteria or viruses, we use nanometres (a billionth of a metre) and micrometres (a miliionth of a metre). What fraction of a millimetre are a micrometre and a…
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Complete. Mosses
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Complete the following sentences with the missing words: Mosses are small -vascular plants. Mosses have a sexual reproduction phase, then an reproduction phase. Mosses have no vegetative , such as…
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Structure of a tapeworm
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Adult tapeworms are intestinal parasites of vertebrates. They have a very simple structure. Tapeworms do not have a respiratory, circulatory or digestive system. Their body is ribbon-shaped, with a head…
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Summaries - The Earth's surface: shaping human activity
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1. Continental relief: the great land masses The continents are the large land masses that separate the oceans. There are six in the world: Africa: mountainous with many plateaus and basins with rivers…
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Answer. Our planet's relief 02
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List the main types of relief found in each of the following geographical areas: continent ocean floor
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Answer. Agricultural landscapes 01
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What is an agricultural landscape? What characteristics influence an agricultural landscape?
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Analyse. Growth and industrial production
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Look at the map and do the activities: Which areas of the world experienced the biggest industrial growth in 2009? Which countries experienced negative industrial development? In your notebook, write…
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The tertiary sector today
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2.1. Characteristics of tertiary sector activities Tertiary sector activities have the following characteristics: They are heterogeneous. There is a wide variety of services and a workforce with varied…
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Classify. Types of services
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Match each definition with a type of service: They manage the movement of goods or people. They are used by companies and are funded by the money used to pay for the service. They cover the welfare…
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Trade
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3.1. What is trade? Trade is the buying and selling of goods to meet the needs of a population. The trading of goods is an ancient activity that established links between different cultures a long time…
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