Polar circumference of the Earth is

A. 40000 km

B. 4000 km

C. 50000 km

D. 5000 km

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  1. Equatorial diameter of the Earth is __.
  2. How much is the variation In distance between the Earth and the Sun during aphelion and perihelion?
  3. What proportion of the mass of the earth does the mass of the Moon equal?
  4. The date on which the Sun is vertical over the 'Tropic of Cancer' is
  5. What part of the moon's surface can be visible from the earth?
  6. Which star has the largest percentage In the universe
  7. Planet with nearly equal rotation and revolution time to the earth is _____.
  8. The difference between day and night increases as one moves
  9. The word 'planet' means ____.
  10. A celestial body consisting of a gaseous cloud enveloping a bright nucleus moving around the Sun in…
  11. The dark patches, associated with the Sun storms present in Sun are called
  12. What do you call a narrow neck oC land that connects two larger landmasses?
  13. Largest planet of our Solar System is _____.
  14. The tail of a comet is directed away from the Sun because
  15. What is siderial day?
  16. A system of millions and millions of galaxies are called _____.
  17. A celestial body which revolves round the Sun and receives heat and light from it is called _____.
  18. If the stars are seen to rise perpendicular to the horizon by an observer, he is located on the \
  19. The rate of rotation of the Earth on its axis is the highest on which of the following date?
  20. When the Sun is vertically overhead along the Tropic of Capricorn at mid-day
  21. The atmospheric pressure on the surface of Venus is more than__ times the atmospheric pressure of the…
  22. Polar Auroras are called __ in Southern Hemisphere.
  23. What is the distance around the earth at the Equator?
  24. The solar eclipse takes place when
  25. Which of the following is the largest ocean?
  26. When a year divisible by 4 and not divisible by 400 is called
  27. Planet nearest to the earth is _____.
  28. Brightest planet of our Solar System is _____.
  29. The planet of lowest density (0.69) is __ .
  30. Which one of the following stars is nearest to the Earth?