Multiple choice How much time earth takes to revolve round the Sun? 365 days 365 ¼ days 365 ½ days 365 ¾ days Reveal answer Fill a bubble to check yourself A Correct answer Explanation Earth completes one revolution around the Sun in approximately 365.25 days. We use 365 days for simplicity, adding a leap day every 4 years to account for the quarter day. The exact orbital period is 365 days, 5 hours, 48 minutes, and 45 seconds.