The Hydrosphere
The hydrosphere is the part of the Earth where water can be found. This water includes oceans, seas, rivers, lakes, snow, ice, groundwater and water vapour in the atmosphere. The Earth is the only planet in the Solar System that has a lot of liquid water on its surface. This is why it is called the blue planet. Life exists on Earth because there is water. Large parts of our planet have very little water. It is a scarce resource. [...]
Esta secuencia contiene:
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10 actividades
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100 recursos
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Idioma:
- Inglés
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Formato:
Interactivo
- Esta secuencia pertenece a un libro:
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Secuencia didáctica
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Didactic objectives Learn about the hydrosphere and the properties of water, and know how to associate them to phenomena and natural processes, some of which are essential to life. [...]
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1. Water on our planet The hydrosphere is all of the water that exists on our planet. Water is the most abundant substance on our planet and the main component of living things. [...]
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The hydrosphere is the part of the Earth where water can be found. This water includes oceans, seas, rivers, lakes, snow, ice, groundwater and water vapour in the atmosphere. [...]
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1.1. The hydrosphere The hydrosphere is all of the water that exists on our planet. This includes all the water on the surface, inside the planet and in the atmosphere. [...]
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Water has unique properties which make life possible. 2.1. Colourless, odourless and tasteless Pure water is colourless. It has no colour. It is odourless because it has no smell and it is tasteless because it has no taste. [...]
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3.1. Always the same water Water follows a closed cycle. It is constantly changing its state and location, but the amount of water on Earth does not change. [...]
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Drinking water is water we can consume without the risk of getting ill. Not all fresh water is drinkable. Water from rivers, lakes, reservoirs and aquifers may contain harmful substances. It may be contaminated. 4.1. [...]
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5.1. Water distribution on the planet Fresh water is unevenly distributed on Earth. Around 2 billion people, who live in more than 80 countries, do not have access to safe, clean drinking water. [...]
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The hydrosphere is the part of the Earth where water can be found. This water includes oceans, seas, rivers, lakes, snow, ice, groundwater and water vapour in the atmosphere. [...]
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The hydrosphere is the part of the Earth where water can be found. This water includes oceans, seas, rivers, lakes, snow, ice, groundwater and water vapour in the atmosphere. [...]
Cursos y asignaturas
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12 años:
- Geologia
- Biología
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13 años:
- Geologia
- Biología
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