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प्रश्न
Measure the radius of the wheels of a bicycle or a bullock-cart. You can use a thread or a measuring tape.
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उत्तर
The radius of the wheels of a bicycle is 12 inches. The radius of the wheel of a bullock cart is 20 inches.
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संबंधित प्रश्न
You must have seen many such round things around you. List some more in your notebook.
Take a wire and make a bangle for yourself. Can your madam or mother wear this bangle?
A bangle can be used to trace a circle. What are the other things around you that you can use to trace a circle?
Why do we make a circle in each of these games?
Think of some other games you play by making circles.
Also draw a circle in your notebook using a pencil.
Does a longer rope make a bigger circle? Why is it so?
Have you seen a compass before? How will you use this to make a circle?
- Open your compass.
- Press the tip of the compass on the paper. Hold the compass from the top.
- Without moving the tip, try to move the pencil around.
- Do you get a circle?
Can you balance a plate on your finger?
Now everybody was excited to spin their tops which looked like this.
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 |
 |
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| Zakir | Appu | Naina | Guddo |
Whose top will spin a little?
