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Analyse. Guild regulations
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Read the text and answer the questions: Nobody can be a weaver if they have not first bought the profession from the king [...]. Each person may have two looms at home [...] and each son of a master…
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Check. Materials that conduct and insulate heat
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Remember what you have studied in this section and answer the questions: What are the three ways by which heat is propagated? Give one example of each. Does matter move in convection? And in radiation?…
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Complete. Changes in temperature
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Complete the text explaining the factors that modify temperature: The factor with the most influence over temperature is , which is the amount of that comes from the Sun's rays. As these rays do not…
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Playscript
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Romeo goes to see Friar Laurence, his friend and teacher. The Friar is working in his garden. The sun is rising. It is a beautiful morning. Romeo: I want to get married. Friar: To Rosaline? Romeo: No,…
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Complete. Energy
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Complete the sentences with the correct words: fuels deformations sources hot volume renewable Sun Heat thermal equilibrium up movements coal power On Earth, most of the energy on earth comes from the .…
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Renewable energy in Spain
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The main renewable energy sources used to produce electricity in Spain are wind, water and the Sun. If we develop these energy sources, we can reduce our dependence on imported energy. Most regions want…
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Heat, light and sound
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Colour. Objects have different colours. A leaf is green in colour. Noise. Noise is an unpleasant sound. Traffic makes noise. Heat. Heat makes an object hotter. A fire gives us heat. Reflection. We see…
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The Earth's movements
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1.1 The earth moves in space The Earth (as part of the Solar System) moves at a very high speed through the galaxy it is part of, the Milky Way. It also makes two other types of movements: Rotation,…
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Heat
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What is heat? Heat or heat energy passes from hot objects to cold objects. When an object heats up, it absorbs heat; when it cools down, it loses heat. Temperature is not the same as heat. It tells us…
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Find out more The planets of our Solar System - The Universe and our Sol...
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The inner planets The four inner planets are also called terrestrial planets. They are Mercury, Venus, Earth and Mars. The inner planets are rocky, and relatively small. They have few satellites.…
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