Recursos educativos página 21493

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Els diccionaris
EduBook Organización
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Lèxic 1. Estructura dels diccionaris Hi ha molts tipus de diccionaris, però aquí presentem com s'estructuren els diccionaris generals de la llengua, que són els més usats per a saber el…
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Changes of state
EduBook Organización
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2.1. Changes of state of water Water is the best known example of a substance that occurs in the three states. Changes of state are caused by the action of heating or cooling (or changes in pressure).…
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Choose. Atmospheric phenomena
EduBook Organización
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Match each phenomenon with its description: Movement of air from one place to another because of differences in the pressure between the two places. Water droplets and ice crystals that fall from clouds…
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True/false. The atmosphere
EduBook Organización
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Are the following sentences true or false? The Earth has always had the same atmosphere. The most abundant components of the atmosphere are carbon dioxide and water vapour. Everywhere in the…
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Answer. The atmosphere 3
EduBook Organización
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How does the air become polluted? What can be done to avoid air pollution?
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Complete. Water treatment
EduBook Organización
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Match each the name of each place with the correct number: treated water – waste water – water collection – reservoir – industry – sea – sewage treatment plant water purification plant –…
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Describe. Specific heat capacity of water
EduBook Organización
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Explain the step-by-step process you must follow to demonstrate the difference between the specific heat capacity of water and sand. Write a short and well-ordered text. You have the following…
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Final self-evaluation 3 - The Hydrosphere
EduBook Organización
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Choose the characteristic of water that causes each of the following phenomena: Seas breezes. Temperate climate in coastal areas. It maintains life in the oceans during winter. Salt water in seas and…
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Before you start - The Animal Kingdom (II). Vertebrates
EduBook Organización
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Didactic objectives To know the general morphological characteristics of vertebrates and the groups included. Compare, differentiate and describe various specimens of fish, amphibians, reptiles,birds…
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Match. Continents and oceans
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Match the oceans with the continents that they separate from the others: Africa Eurasia Oceania America Antarctica
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