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प्रश्न
Use your brain power!
What will happen to our solar system if the sun were to suddenly disappear?
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उत्तर
If the sun suddenly disappears
- There would be darkness everywhere.
- All the plants will die as they will not be able to perform photosynthesis.
- All the planets would stop revolving.
- The cycle of day and night would come to a halt.
- There will not be weeks or months any more.
- There will be uniformly only one season; seasonal changes will come to an end.
- All the equipment that works on solar energy will not work anymore.
- There will not be any heat and the entire earth will be cold.
- The water cycle would stop as the water bodies would not evaporate, forming water vapour and then clouds, and thus there would be no rain.
- Germs would grow at a rapid pace everywhere on the earth and this would result in the outbreak of many diseases.
संबंधित प्रश्न
Mark the following statement as true (T) or false (F).
INSAT is an artificial satellite. ( )
Comets are made of ______.
What is the difference between meteors and meteorites?
What are asteroids?
What’s the solution?
One of the asteroids has fallen out of its place in the asteroid belt and is hurtling towards the sun. Our earth is in its way and there is all likelihood of a collision. What can be done to prevent this collision?
Match the following
| 1. | Rohini | GSLV-Mark III |
| 2. | GSAT-14 | GSLV Mark III M1 |
| 3. | GSAT-19 | SLV-3 |
| 4. | Chandrayaan-2 | PSLV-XL C25 |
| 5. | Mangalyaan | GSLV-D5 |
Which country launched the world’s fi rst artifi cial launch vehicle?
State whether true or false. If false, correct the statement.
Halley’s comet appears after nearly 67 hours.
The biggest asteroid is ______.
Write short notes on Asteroids.
