Understanding Elevations: Positive and Negative Numbers

This video tutorial explains how to use positive and negative numbers to understand elevations. It introduces the concept of sea level as zero on a vertical number line and describes how elevations can be above or below this level. The tutorial provides examples of mountains and underwater scenarios to illustrate these concepts, emphasizing the correct use of terms like 'below sea level' and negative numbers. Real-world examples, such as Death Valley, are used to reinforce the understanding of elevations below sea level.

What happens to the representation of a number when you add the words 'below sea level'?

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Describe the elevation of Death Valley in relation to sea level.

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