1858

High school (ages 12+)
Mathematics & Numbers

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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/1858

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 calendar systems in use?Localized use of both the Gregorian and Julian calendars
2. What is the gregorian calendar offset?12 days ahead of the Julian calendar
3. What was special about the calendar in 1858?In 1858, two calendars were used at the same time: the older Julian calendar and the newer Gregorian calendar, which were 12 days apart.
4. Why were there two calendars in 1858?The Gregorian calendar was more accurate for the sun, so many countries used it, but some places still used the Julian calendar because of tradition and religion.

Gregorian Calendar: The solar calendar currently used in most of the world, established to correct the Julian calendar's inaccuracies.
Julian Calendar: An older solar calendar system that was in use before the Gregorian reform, characterized by a less precise calculation of the year's length.
Solar Year: The time it takes for the Earth to complete one orbit around the Sun, approximately 365.2422 days.
Leap Year Rule: The system for adding an extra day (February 29th) to a calendar year to keep it synchronized with the astronomical seasons.