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प्रश्न
Look around you – where all do you see the use of pulleys? List them.
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उत्तर
Pulleys are used
- to fetch water from wells
- in moving trolleys
- in elevators
- in flagpoles to hoist flags
- to lift heavy loads in construction sites
- in moving curtains in theatres
- in cranes and bulldozers
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संबंधित प्रश्न
How is this bridge different from a bamboo bridge?
Is there any bridge near your house? Find out more about the bridge.
- Where is the bridge – over water, over a road, between two mountains or somewhere else?
- Who all use the bridge? Is it used by people on foot and also by vehicles and animals?
- Does the bridge seem to be old or is it new?
- Find out what materials are used in making this bridge. List some of them.
Draw a picture of the bridge in your notebook. Do not forget to draw the train, vehicles, animals or people who cross the bridge.
Do you have such vehicles in your area?
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 or any such place?
Do you think that such places have snow all the time? Why?
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.
How will you make a complaint?
Is punishment the only solution to misdeeds? Make some rules for school to prevent misdeeds.
