Questions and Answers
What is the thick layer of air surrounding the earth known as?
Atmosphere
Which of the following is a characteristic of pure air as mentioned in the text?
Colourless, tasteless, and odourless
How can air be perceived according to the text?
In the form of wind
What does the air surrounding the earth protect us from?
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What are some indicators of the movement of air as stated in the text?
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What aspect of air does the text emphasize by stating that 'Inflated balloons, swaying branches of trees and clouds moving in the sky are all indicative of the movement of air'?
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Which property of pure air is highlighted in the text by mentioning that it 'cannot be seen, but can only be felt in the form of wind'?
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How does the text describe the protective role of the atmosphere surrounding the earth?
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How does the text convey the ubiquitous presence of air?
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Which characteristic of air is mentioned in the text to emphasize its purity?
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