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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
Fill in the blanks:
Asteroids are found between the orbits of ________ __ and _________.
What is the difference between meteors and meteorites?
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 |
The period of revolution of planet A around the Sun is 8 times that of planet B. How many times is the distance of planet A as great as that of planet B?
State whether true or false. If false, correct the statement.
Halley’s comet appears after nearly 67 hours.
Why Earth is called a unique planet?
Comets revolve around the Sun in highly spiral orbits.
Assertion: The outer planets are called Terrestrial Planets.
Reason: Outer planets are made up of hydrogen, helium, and other gases in huge amounts and have very dense atmospheres.
Write short notes on Asteroids.
Write short notes on Halley’s comet.
