Correction Calendar Notation

Salman Khan corrects an incorrect calculation from the previous video. It was wrong due to the fact that there was no actual year zero. He discusses how to correctly determine the year based on the common AD, BC, or BCE abbreviations.

Concepts

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christopher columbus, explorers, plato, greek philosophers, philosophers, ancient greece

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Additional Tags

year zero, 1492, plato, columbus, science

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Resource Details

Grade

7th - 10th

Subjects

Science

3 more...

Resource Type

Instructional Videos

Media Length

4:12

Audiences

For Teacher Use

1 more...

Instructional Strategy

Flipped Classroom

Accessibility

Closed Captions

Usage Permissions

Creative Commons

BY-NC-SA: 3.0