Air — Flashcards
ICSE · Class 1 · Science
30 flashcards for Air (ICSE Class 1 Science) to test yourself on key terms and facts. Sample: "What is air?" Part of the ICSE Class 1 Science syllabus.
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What is air?
Answer
Air is all around us. We cannot see it, but we can feel it when it moves. It helps us breathe and is needed by all living things.
Can we see air?
Answer
No, we cannot see air. But we can feel it when it blows on our face or moves our hair.
How do we know air is there if we can't see it?
Answer
We know air is there because we can feel it when it moves. Leaves move, flags wave, and we feel cool when air blows — all because of air!
What happens when you blow on a pinwheel?
Answer
The air from your mouth pushes the blades of the pinwheel and makes it spin. This shows that air can make things move.
Why does a balloon grow when you blow into it?
Answer
When you blow air into a balloon, the air fills the empty space inside. This makes the balloon expand and grow bigger.
What happens to a flat football when you pump air into it?
Answer
The football becomes round and bouncy because air fills the empty space inside and gives it shape.
Does air have weight?
Answer
Yes, air has weight. A balloon filled with air feels heavier than an empty balloon.
Which feels heavier — a balloon with air or without air?
Answer
The balloon with air feels heavier because air has weight.
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Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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