MCQOPTIONS
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| 1. |
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 |
| Answer» B. Because earth revolves round the sun | |