How Long Does It Take for Earth to Orbit the Sun? Unveiling the 365-Day Mystery
Discover why Earth's orbit takes about 365.25 days and learn about leap years in this engaging Q&A.
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The Earth's orbit around the sun takes approximately 365.25 days. This fractional day is the reason for the addition of leap years every four years to synchronize our calendar year with the astronomical year.
FAQs & Answers
- Why do we have leap years? Leap years are added to compensate for the extra 0.25 days in Earth's orbital period, ensuring our calendar stays aligned with the astronomical year.
- How is a year defined? A year is defined as the time it takes for Earth to complete one orbit around the Sun, which is approximately 365.25 days.
- What effects do leap years have? Leap years affect our calendar, ensuring accurate seasons and agricultural cycles, by adding an extra day every four years.