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Instructions:Select all the correct answers.

In what three ways did the Chinese develop the perpetual calendar wan-nien-li?


They observed the sun's longitude and the moon's phases.

They used measurements from a sundial and a water clock.

They determined the dates of the two solstices in a year.

They mapped the constellations in the night sky.

They surveyed citizens about how many days there should be in a year.

Answer :

Answer:

  • they observed the sun's longitude and the moon's phases.
  • They used measurements from a sundial and a water clock.
  • They determined the dates of the two solstices in a year.

The correct ways through which the Chinese develop the perpetual calendar Wan-Nien-li are observing the sun's longitude and the moon's phases, using sundial and water clock, determining solstices dates, and mapping constellations in the night sky. Therefore, (A), (B), (C), and (D) are correct options.

What is Wan-Nien-li Calender?

Wannien-li Calendar was a Chinese calendar. The calendar was prepared in the Shang dynasty which ruled from 1766-1123 B.C.

The calendar contains 10000 years and is used to decide all the important days and festivals of the year. They used:

  • The sun's longitude and the moon's phases.
  • sundial and water clock.
  • Determining solstices dates, and mapping constellations in the night sky.

Therefore, (A), (B), (C), and (D) are the correct options.

To know more about Wan-Nien-li Calendar, visit the link below:

https://brainly.com/question/1429889

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