We know that a day on Earth lasts 24 hours. So, if the Sun rises now, in about 24 hours, it will rise again.

A year lasts about 365 days. So, if it is your birthday today, your next birthday will be in 365 more days.

Do you know there is a planet where 1 day is longer than 1 year!? Let us learn more about this planet at the end of the module.