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Earth
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What layer of the Earth s this?
atmosphere
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Which is the biggest ocean?
Pacific Ocean
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What layer of the Earth s this?
hydrosphere
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Name three gases of the atmosphere
Nitrogen, oxygen, carbon dioxide, water vapour
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Is all the water that exists on earth
hydrosphere
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Where do we find salt water?
oceans and seas
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Name the three layers of the atmosphere
troposphere, stratosphere and mesosphere
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Which gas makes up most of the atmosphere?
nitrogen
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Name the three layers of the Earth?
atmosphere, hydrosphere and geosphere
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How is the planet Earth called as?
The Blue planet
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Consist of all the gases that surrounds the Earth
atmosphere
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Is the solid part of the Earth
Geosphere
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What is the sun?
an enormous star.
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Where do we find fresh water?
rivers and lakes
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How much per cent of water covers the surface of the Earth?
seventy five per cent
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Name the three spheres of the geosphere
mantle, core and crust
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