What does air contain — Important Questions
ICSE · Class 2 · Science
43 important questions from What does air contain for ICSE Class 2 Science, with answers. Covers What Is Air Made Of? and How to Keep Air Clean.
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Important Questions from What does air contain
Where do dust particles in the air come from?
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From various sources like soil and roads
Dust particles come from dry soil, roads, and other places. They float in the air.
What do we see dancing in sunlight sometimes?
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Dust particles
In sunlight, we can see tiny dust particles floating and dancing in the air.
What is formed when something burns?
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Smoke
Smoke is produced when things like wood, paper, or fuel burn. It goes into the air.
Which of these makes the air dirty?
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Smoke
Smoke from vehicles and burning things makes the air dirty and harmful to breathe.
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