How do we measure the length of a year?

How do we measure the length of a year?

Assessment

Interactive Video

Physics, Science

11th Grade - University

Hard

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The video discusses the lunar calendar, which consists of 12 lunar months totaling about 354 days, and contrasts it with the Islamic calendar, a purely lunar system used for religious festivals. It also covers luni-solar calendars, which adjust months to align with seasons, and explains eclipse seasons and the Saros cycle. The video concludes by encouraging viewers to reflect on their understanding.

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2 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the significance of eclipse seasons in relation to the moon?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the approximate duration of the moon's orbit as mentioned in the text?

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