Why do we have leap years? - Review

Why do we have leap years?

• To make sure each month has an even number of days

• Because February gets bored with only 28 days

• To align the calendar with the lunar cycle

• To correct for the extra six hours each year takes beyond 365 days

How many days does February have in a leap year?

• 31 days

• 30 days

• 29 days

• 28 days

What happens if you're born on February 29th?

• You celebrate your birthday annually on March 1st

• You choose a new birthday

• You only age every four years

• You celebrate your birthday every four years on February 29th

How many days does it actually take for the Earth to orbit the Sun?

• 365 days

• 365 days and 6 hours

• 364 days

• 366 days

What would happen if leap years were eliminated?

• The calendar would align better with the seasons

• February would always have 29 days

• Each year would be shorter

• Seasons would shift over time

Why can't we have a day that's only six hours long?

• It would disrupt daily life

• It's against international law

• The Earth cannot rotate that fast

• It would make the year too long

What is the purpose of adding an extra day every four years?

• To make the calendar year longer

• To celebrate a special event every four years

• To adjust for the extra six hours it takes the Earth to orbit the Sun

• To confuse people

Who invented the idea of leap years?

• The Roman Empire

• Astronomers from the 20th century

• Ancient calendar inventors

• Modern scientists

What would be the consequence of ignoring the extra six hours each year?

• Leap years would be more frequent

• The calendar would eventually not match the seasons

• Days and nights would be longer

• There would be no consequence

If you had an extra day to do whatever you wanted, what would you do FIRST?

• sleep

• play video games

• spend time outside

• read