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Our Universe Facts
| No. | Question | Answer |
| 1. | Alcoholic drinks contain | Ethyl alcohol |
| 2. | Jamini Roy is a famous | Painter |
| 3. | Calcium is required by human body for | Strong teeth and for strong bone |
| 4. | What is Muntz Metal? | An alloy containing copper and zinc in the proportion of 3:2 |
| 5. | The first man to reach south pole was | Amundson |
| 6. | What is Interpol? | International Police |
| 7. | In how many fields the nobel prize is awarded? | 6 |
| 8. | Who is the writer of “Swami and Friends” | R.K.Narayan |
| 9. | Which is the brighest star in our solar system? | Sirius |
| 10. | The earths annual circuit round the sun covers a distance of | 966 million km |
| 11. | The speed per minute at which the earth revolves round the sun is | more than 1600 km |
| 12. | Which gas is most predominent in the sun? | Hydrogen |
| 13. | The time taken by the Uranus to revolve round the sun is approximately? | 84 years |
| 14. | Which is the brighest planet as seen from the earth? | Venus |
| 15. | The distance between the earth and the sun is greatest during | Aphelion |
| 16. | The earth rotates on its axis from | West to East |
| 17. | On which of the following planets of solar system does the sun rise in the west and set in the east? | Venus |
| 18. | The planet Pluto’s orbit around the sun takes about | 248 years |
| 19. | The biggest star in our galaxy is | Sun |
| 20. | The nearest star to earth (excepting the sun), in our galaxy is | Proxima centuri |
| 21. | Who was the first to observe sun-spots? | Galileo |
| 22. | What is the sun-spots? | These are cooler areas which move about on the sun’s surface and show up as dark spots. |
| 23. | The only planet in the solar system which rotate on its axis from East to West is | Uranus |
| 24. | What is the distance between the earth and the sun? | 150 x 10*10*10*10*10*10 km |
| 25. | How many times is sun bigger in size than the earth? | 109 times |
| 26. | When was neutron,one of the particles of an atom,discovered? | 1932 |
| 27. | The sun’s heat and light energy reaches the earth by which mode of transmission? | Radiation |
| 28. | How many days does the moon take to return to the same position among the constellations? | 28 days |
| 29. | Which planet takes the least time to complete one revolution around the sun? | Mercury |
| 30. | Name two planets which appear as ‘moving star’ in the eastern sky and ‘evening star’ in the western sky. | Mercury and Venus |
| 31. | Name two planets lying between the sun & the earth. | Mercury and Venus |
| 32. | Who was the first to determine that the day on the mars was,like ours,roughly 24 hours long? | Giordano Bruno |
| 33. | How long does a sun-ray take to travel from the sun to the earth? | 500 seconds |
| 34. | The comet named after Edmund Halley,reappears after the time interval of every | 76 years |
| 35. | Titan,the largest moon in the solr system, is also the largest moon of | Saturn |
| 36. | Who was the first person to measure the size of another planet | Christian Huygens |
| 37. | Who was the first to speculate that Venus is completely covered with clouds | Christian Huygens |
| 38. | The atoms are composed of how many kinds of elementary particles? | Three |
| 39. | What name is given to the path of the sun amongst the stars in our galaxy? | Ecliptic |
| 40. | The visible part of the sun is called | Ionosphere |
| 41. | Which of the planets reflects back to space the highest percentage of light it receives from the sun than any other planet of the solar system? | Venus |
| 42. | Who wrote the book “Harmonies of the World”? | Johannes Kepler |
| 43. | What will happen if the Earth were to stop its rotatory motion on its axis? | There will be no day and night as at present |
| 44. | In which part of the solar system is the sun located? | Approx. at the centre of the system |
| 45. | Which of the planets turns on its axis in 24 hours and 37 minutes? | Mars |
| 46. | Who was the first to measure the distnce round the earth? | Eratosthenes |
| 47. | What percentage of the irregular surface of the Earth is covered with water? | 80 % |
| 48. | Which planet was for the first time observed in 1930? | Pluto |
| 49. | Which of planets has almost the same mass,size and density as the Earth? | Venus |
| 50. | The temperature at the surface of the sun and its centre is respectively,about | 6000 k |
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