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Representing and Making Meaning from Salinity Data: Graphing and Drawing Conclusions


Making Meaning from Data lesson plan



Making Meaning from Data investigation booklet



representing data main image


(Time required: about 45 minutes)

1. Students continue to graph data from the previous lesson. (20 minutes)
setting up graphs main image

Curriculum Collection

Setting Up Graphs

Getting a start on graphing the salt level data.

2. Discuss the importance of adding benchmarks like EPA drinking water salt guidelines and population densities to the graphs. (5 minutes)
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Classroom Activity

Contextualizing Data

Discuss the importance of adding benchmarks and population densities to the graphs.

3. Compare graphs, and use the data to make conclusions about Baltimore’s water supply and road salt. (8 minutes)

4. Generalize from the Baltimore data to apply conclusions to your city’s water supply. (5 minutes)

5. Complete the Representing and Making Meaning from Data section of the Investigation Booklet. (7 minutes)
Summary/Assessment:  Ask students to complete the Representing and Making Meaning from Data section of the Investigation Booklet, available in the Downloads section on this page.

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