Can you balance a plate on your finger?

One Line Answer

No, I cannot balance a plate on my finger. It is very difficult. It requires a lot of practice.

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Carts and Wheels

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Chapter 8: Carts and Wheels - Exercises [Page 92]

Chapter 8 Carts and Wheels
Exercises | Q 31 | Page 92

A bangle can be used to trace a circle. What are the other things around you that you can use to trace a circle?

Trace a circle with the help of some of these in your notebook or on the ground.

Is any of these a good drawing of a circle?

Do the activity in small groups. Each group should take a rope of a different length. See the circles made by different groups.

What was the radius of the smallest circle?

Measure the radius of the wheels of a bicycle or a bullock-cart. You can use a thread or a measuring tape.

Is this circle better than the one you made earlier without a compass?

Draw the radius of this circle and measure it.

Can a circle have more than one centre?

You also try to balance a plate or a round lid on your finger. Where does it balance?

Now everybody was excited to spin their tops which looked like this.


Zakir	Appu	Naina	Guddo

In whose top is the stick nearest to the centre?