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प्रश्न
If the earth is round like a globe, how is it that we do not fall off?
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उत्तर
The gravitational force of the earth attracts everything towards itself. That is why we do not fall off.
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संबंधित प्रश्न
Close your eyes. Imagine that your class is a spaceship. Zooo...m – in 10 minutes you have entered space. Your spaceship is now going around the earth. Now say:
- Are you able to sit in one place?
- What about your hair?
- Oh, look … where are your bags and books going?
- what is your teacher doing? Where is her chalk?
- How did you eat your food during the break? How did you drink water? What happened to the ball that you threw up?
Take a 5 rupee coin and a small piece of paper. The paper should be about one-fourth the size of the coin.
- Hold the coin in one hand and the paper in the other. Drop them at the same time. What happened?
- Now place the tiny paper on the coin and drop them. What happened this time? Surprised!
- Can you find India?
- Where all do you find the sea?
- Which countries can you see?
- Can you see some of the countries with which India plays cricket matches? For example England, Australia, Pakistan, Bangladesh, and South Africa.
- What else can you see on the globe?
Do you think the moon is flat like the coin or round like a ball?
Look at the moon tonight and draw what it looks like. Look and draw again after one week, and then after 15 days.
| Today’s Date | Date after a week | Date after 15 days |
What are the festivals related to the moon?
See how the earth is looking. Can you see the surface of the moon? Do you have some questions after looking at this picture? Write down those questions and discuss them in the class.
Why do children always slide down the slide and not slide up? If this slide were there in Sunita’s spacecraft, would children slide like this? Why?
Looking at earth from the space, Sunita said, “Different countries cannot be seen as separate from here. These lines are on paper. They are made by us.” What do you understand by this?
Why don’t you try to do the same with a coin? How many centimeters away from the eye did you keep the coin to hide the moon?
