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प्रश्न
At night look at the sky carefully for 5 minutes.
- What could you see?
- Did you see anything moving in the sky? What do you think it could be? A star or a shooting star or a satellite (satellites are used for the TV, telephones, and for weather reports). Find out more about this.
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उत्तर
- I could see the moon and the stars.
- Yes, I saw something moving in the sky. The thing which appears to cross the sky quickly is a shooting star. The satellite looks like a moving tiny dot that appears to move very slowly.
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संबंधित प्रश्न
If the earth is round like a globe, how is it that we do not fall off?
Can you think why Sunita’s hair was standing?
Look at Sunita’s photographs and the dates written on each of them. Write what all is happening and when?
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?
Can you now say why Sunita’s hair kept standing?
Think why water flows downwards on any slope. On mountains, water flows downwards, not upwards.
- 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?
What are the festivals related to the moon?
Given below are the times at which the moon rises and sets in Delhi (on the given days).
| Date |
Time of moonrise (hours: minutes) |
Time of moon (hours: minutes)set |
| 28-10-2007 | 19:16 | 08:50 |
| 29-10-2007 | 20:17 | 10:03 |
| 30-10-2007 | 21:22 | 11:08 |
| 31-10-2007 | 22:29 | 12:03 |
- On 28 October the moon came out at ___ minutes past ___ o’clock.
- On 29 October the moon came out at ___ minutes past ___ o’clock.
- On 29 October there was a difference of ___ hours and ___ minutes in the time of the moonrise (as compared to 28 October).
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?
