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Les perífrasis verbals
EduBook Organización
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Les perífrasis verbals La gramàtica: morfologia verbal
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Did you know?
EduBook Organización
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The blue whale is the largest animal that has ever lived on Earth; it can measure over 30 m and weigh up to 130 tonnes. When a blue whale calf stops drinking its mother's milk, it measures 15 m.…
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Choose the correct answers. Terrestrial ecosystems
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Choose the correct answer: What amount of rainfall is usually experienced in the steppes? What crops can be found in the steppes? The terrestrial ecosystem that looks different in each season is .. The…
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Think about it. Trophic relationships in ecosystems
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Remember what you have studied in this section and answer the questions: Are feeding relationships intraspecific or interspecific? Explain your answer. Why can there only be four or five trophic levels?…
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Learn. Risks from earthquakes - Energy inside the Earth
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Earthquakes occur frequently only in certain regions, for example around the Pacific coastline and along a line from the south of Spain to the Himalayas. These areas coincide with fault lines and the…
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Upthrust and buoyancy in liquids
EduBook Organización
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7.1. Archimedes' principle If we try to submerge a ball in a container of water, the water exerts a vertical upward force known as upthrust. According to Archimedes' principle: A body totally or…
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Think about it. Light and colours
EduBook Organización
- 2099 visitas
Remember what you have studied in this section and answer the questions: Why is snow white, coal black and grass green? → ...is... because it reflects... and absorbs... If light from the Sun can be…
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Final Autoevaluation T12 02 - Waves. Light and sound
EduBook Organización
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Match the definitions to the concepts: This happens when light rays bend as they pass through a transparent medium. They then pass to a different medium that is also transparent. This is an effect by…
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Choose. Political system of the United States
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Decide whether each sentence refers to England or the United States: The Bill of Rights limited the power of the king. The 1789 Bill of Rights guaranteed freedoms for all citizens. A federal government…
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Analyse. Differences and similarities between Marxism and anarchism
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Compare Marxism and anarchism.