Geography · Astronomy
What is the precise duration of Earth's sidereal day (one complete rotation relative to the vernal equinox)?
- 124 hours 04 minutes 56 seconds
- 223 hours 56 minutes 04 seconds✓
- 323 hours 52 minutes 04 seconds
- 424 hours 00 minutes 00 seconds
Correct answer
23 hours 56 minutes 04 seconds
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