MCQOPTIONS
Saved Bookmarks
| 1. |
How is sidereal month defined ? |
| A. | the period of rotation of moon |
| B. | the period in which the moon completes an orbit around the earth |
| C. | None of the above |
| D. | the period in which the moon completes an orbit around the earth and returns to the same positions in the sky |
| Answer» E. | |