Mystery Science: How Much Water Is In the World?

In this Mystery, students use estimation and graphing to discover the surprising difference in the amounts of fresh and salt water on Earth.

In the activity, Map the World’s Water, students count squares on maps and record the amount of fresh, frozen, and salt water found in their assigned area of the world. Then students calculate and graph how much of each type of water is present on the planet.


Geology
Area, Perimeter & Volume, Data, Graphing & Statistics
K-6

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