Leap Year

What happens every four years due to the Earth needing approximately six more hours each year to complete its rotation?

• A leap second is added

• The calendar skips a day

• A leap month is added

• A leap year occurs with an extra day, February 29th

On 'off years', when can the author choose to celebrate their birthday?

• December 31st

• February 29th or March 2nd

• February 28th or March 1st

• January 1st

What does the author imply about Leap Year birthdays?

• They are forgotten

• They are unlucky

• They are confusing

• They are superior

According to the passage, how does adding an extra day every 4 years help keep the calendar aligned with the seasons?

• It allows people born on February 29 to celebrate their birthdays.

• It allows the moon's orbit to match the earth's orbit.

• It prevents the seasons from gradually shifting in the calendar.

• It helps us keep track of the years.

When does a leap year happen?

• every 40 years

• every 4 years

• only in years ending with '00

• every other year

How many days are in the month of February during a leap year?

• 365.24220

• 28 1/2

• 29

• 29 1/4

What number must years be divisible by in order to be leap years?

• 4

• 100

• 2

• 200

Why do we make corrections to the calendar during a leap year?

• So that people on February 29 can still have their birthdays.

• So that the calendar stays in line with the seasons.

• So we can keep track of the years.

What is the primary purpose of a leap year in the Gregorian calendar?

• To add an extra month

• To align the calendar with the solar year

• To celebrate a special holiday

• To adjust the lunar calendar

Which of the following sentences uses the term 'leap year' correctly?

• Every leap year, we have an extra month in the calendar.

• Leap years occur every three years to adjust the calendar.

• A leap year adds an extra day to February, making it 29 days long.

• Leap years are when the Earth completes its orbit in 365 days.