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प्रश्न
How is this bridge different from a bamboo bridge?
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उत्तर
- A cement bridge is made from cement, bricks and iron rods, whereas a bamboo bridge is made of bamboo sticks, ropes and poles.
- A cement bridge is stronger than a bamboo bridge.
- More people can cross a cement bridge at a time.
APPEARS IN
संबंधित प्रश्न
Collect some bricks. Lay them on the ground in a line as shown in the picture. Try walking on them. Was it easy?
Do you think it would be easier to walk on this bridge barefoot or with shoes or slippers? Why?
Look around you – where all do you see the use of pulleys? List them.
Can you think of other ways by which we can travel on water?
Have you ever sat in a camel-cart or horse carriage (tonga)? Where? Did you climb on it yourself, or did someone help you?
Make a drawing of the cart in your notebook.
How many children come on bicycles to your school?
The jugad has been made by using waste material. Why don’t you also try to make something by putting together some waste material?
Have you ever been in a thick jungle? Write your experiences in your notebook.
Go to a ground or an open space with your friends. Act the way you will walk in these situations.
- The ground is made of soft and smooth rose petals.
- The ground is covered with thorns and there is tall grass on the sides.
- The ground is covered with snow.
Was there a difference in the way you walked each time? Discuss.
