leap year
February has 29 days in a leap year. This topic is part of Timekeeping within Science & Nature. This page currently draws on 8 supporting questions, with answers and bonus facts available below.
leap year trivia questions
A leap year normally has how many days?
Answer: 366
Bonus fact: February gains an extra day.
Which month gets the extra day in a leap year?
Answer: February
Bonus fact: February has 29 days in a leap year.
Under Gregorian rules, a century year is a leap year only if divisible by what?
Answer: 400
Bonus fact: 2000 was a leap year, but 1900 was not.
How many days are in a leap year in the Gregorian calendar?
Answer: 366
Bonus fact: Leap years add February 29, giving the year 366 days.
Under Gregorian calendar rules, a century year such as 1900 is a leap year only if it is divisible by what number?
Answer: 400
Bonus fact: Century years must be divisible by 400 to be leap years, which is why 2000 was a leap year but 1900 was not.
What leap-year rule distinguishes the Gregorian calendar from a simple every-four-years system?
Answer: Century years must be divisible by 400
Bonus fact: Thus 2000 was a leap year, but 1900 was not.
What is Earth's orbital period around the Sun?
Answer: About 365.25 days
Bonus fact: The extra quarter day helps explain leap years.
How long does Earth take to orbit the Sun?
Answer: About 365.25 days
Bonus fact: The fractional day leads to leap-year adjustments.