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Recursos educativos
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Nivel educativo
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Competencias
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Tipología
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Idioma
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Tipo de medio
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Tipo de actividad
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Destinatarios
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Tipo de audiencia
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Creador
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Changes of state
EduBook Organización
- 1875 visitas
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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Chemical elements in the Universe and the Earth
EduBook Organización
- 1875 visitas
Chemical elements are found in different amounts in the Universe and on Earth. Hydrogen makes up 90% of all the matter in the Universe. The rest of the elements make up the remaining 10%. On Earth, the…
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Answer. Volume 4.2
EduBook Organización
- 1875 visitas
What are the International System of units for measuring volume?
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Calculate. The Moon 01
EduBook Organización
- 1890 visitas
Calculate the surface area of the Moon, which has a diameter of 3480 km.
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Answer. The air and its components 6
EduBook Organización
- 1878 visitas
What does the ozone layer do?
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Choose. Pollutants
EduBook Organización
- 1874 visitas
Are the following substances primary or secondary pollutants? hydrocarbons carbonic acid nitric acid carbon monoxide sulphuric acid nitrogen oxides toxic metal particles
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Choose. Atmospheric phenomena
EduBook Organización
- 1874 visitas
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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Match. Continents and oceans
EduBook Organización
- 1877 visitas
Match the oceans with the continents that they separate from the others: Africa Eurasia Oceania America Antarctica
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The exercising of power. Democracy
EduBook Organización
- 1875 visitas
2.1. How is power exercised? Throughout history, states have exercised their power in different ways. In present day democratic states, it is the people who have sovereignty: the citizens vote for the…
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Final evaluation 03 - Spain: politics and territory
EduBook Organización
- 1880 visitas
What is the name of the highest court in Spain?
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