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WorksheetsAir Around us by Daksh
Total questions: 7
Worksheet time: 4mins
The Gas present in the air in most quantity
Carbon Dioxide
Water Vapour
Nitrogen
Oxygen
Why do the factories have long and tall chimney
The Staff has problem
The boss wants long chimneys
To prevent dust and smoke
to pollute the earth
Which Gas supports Burning
(a)
Why do mountaineers carry oxygen cylinders with them at high altitude
to get oxygen at high altitude
to get nitrogen at high altitude
to get water vapour at high altitude
to get helium at high altitude
The air in motion is called
Air
wind
argon
lightnig
Air is a mixture of
composition
plants
gases
monuments
Tick the correct percentage of gases present in air
Oxygen 78%, Nitrogen 21%, Other gases 1%
Carbon Dioxide 78%,Oxygen 21%, other gases 1%
Nitrogen 78%, carbon dioxide 21%,other gases 1%
Nitrogen 78%, Oxygen 21%, Other gases 1%
