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Describe the Atmosphere
The atmosphere is a layer of gas that covers the surface of the earth. It protects us from extreme weather.
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How much of the total water is available for humans to use?
Only three percent of the total water on earth is freshwater
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The ozone layer protects us from what?
The ozone layer of the atmosphere protects the planet from the sun's ultraviolet rays.
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Describe the hydrosphere
The hydrosphere consists of all the water on earth: oceans, rivers, lakes, glaciers, polar ice caps and the small drops of water in the atmosphere.
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What happens with the water vapour in the air when it is hot?
When the temperature is higher, there is more water vapour in the air. That is why tropical areas of the earth are more humid.
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seesaw
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rocket
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gift
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baam
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Why is water important for pregnant women?
Because the liquid that protects the development of the embryos principally consists of water.
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seesaw
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star
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gift
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banana
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Say two uses of water at home.
Shower, drink, clean, pool, etc.
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How do humans use soil?
For agriculture and forestry.
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Say two uses of water at industry.
To process food, to create clothes, to create energy, etc.
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Describe the lithosphere
The lithosphere consists of the earth's crust and the upper part of the cover.
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thief
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gold
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fairy
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baam
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What are the three zones of the Biosphere?
The lithosphere, atmosphere and hydrosphere
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What properties does the soil have?
It has many minerals as well as organic matter and air.
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trap
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gift
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gift
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banana
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