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The time period elapsing between one New Moon and the next is approximately

A.

B. 30 days

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  1. Earth ranks _____ in the Solar System away from the Sun.
  2. When the earth is at its maximum distance from the Sun it is said to be in
  3. A leap year consists of
  4. Which of the following is known as 'King of Planets'?
  5. Which planet is called 'Double Planet'?
  6. What is the name given to the widened rivermouth found at the point a river enters the sea?
  7. On which date is the Earth in 'aphelion'?
  8. Which of the following conditions la the most relevant for the presence of life on Mars?
  9. What happens during the equinoxes?
  10. What is significant about the town of Greenwich?
  11. What is a narrow waterway separating two bits of land called?
  12. Which star has the largest percentage In the universe
  13. A celestial body consisting of a gaseous cloud enveloping a bright nucleus moving around the Sun in…
  14. What is the average radius of the Earth?
  15. Hale Bopp' is a newly discovered ____.
  16. Deimos and Phobos are the satellites of
  17. Rapidly rotating stars emitting intense radio waves are called ___.
  18. The difference between day and night increases as one moves
  19. When does the Vernal Equinox occur?
  20. What la the difference between a gulf and a bay?
  21. The time taken by the sun to revolve around the centre or our galaxy is
  22. Orion and Great Bear stand for ______.
  23. The Sun experiences magnetic storms and this Interferes with the magnetic field oC the Earth and produces…
  24. Equatorial diameter of the Earth is __.
  25. The study of universe on grand scale is called.
  26. Polar Auroras are called __ in Southern Hemisphere.
  27. Our Solar System is an orderly community of _____.
  28. Which of the following is not an astronomical object?
  29. Sun revolves around galaxy once in every 250 million years, this length of time is called _____.
  30. Which planet does take the longest time in completing one revolution around the Sun?