February 17

High school (ages 12+)
Mathematics & Numbers

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/february-17

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the day number in gregorian calendar?The 48th day of the year
2. What is the days remaining in a common year?317 days
3. What day of the year is February 17?February 17 is the 48th day of the year in most years, and the 49th day when it is a leap year.
4. Why is February 17 important?February 17 shows how the calendar is built and helps people plan events, keep records, and know when seasons change.

Gregorian calendar: The internationally adopted civil calendar, characterized by its 12-month structure and precise leap year system.
Leap year: A year containing 366 days, with an extra day (February 29th) inserted to maintain calendar-year alignment with the astronomical year.
Temporal drift: The gradual misalignment of a calendar system with astronomical events, such as seasons, due to inaccuracies in its length.
Intercalation: The act of inserting an extra day or month into a calendar to keep it synchronized with astronomical or seasonal cycles.