Lunar Sea refers to
| A. | A small sea on the moon |
| B. | A sea on earth which experiences high tides due to gravitational attraction of the moon |
| C. | A dark plain on the moon |
| D. | A large water body iIluminated by the moon light |
|
Option: C Explanation : Click on Discuss to view users comments. |
The light coming fro," stars gives the idea of their'
| A. | size |
| B. | rotational speed |
| C. | mass |
| D. | density |
|
Option: B Explanation : Click on Discuss to view users comments. |
The correct seqllence of planets in'the descending order of their equatorial diameter is
| A. | Mars,Pluto, Uranus, Earth |
| B. | Earth, Mars, Pluto Uranus |
| C. | Pluto, Uranus, Mars, Earth |
| D. | Uranus, Earth, Mars, Pluto |
|
Option: D Explanation : Click on Discuss to view users comments. |
The constellations of stars appear at different positions in the sky at different times during night mainly
| A. | because earth rotates about.its axis |
| B. | because Earth revolves round-the sun |
| C. | because of optical illusion |
| D. | because celestial bodies are changing their positions all the time' |
|
Option: A Explanation : Click on Discuss to view users comments. |
