CROSSCUTTING CONCEPTS
SAMPLE STUDENT ENGAGEMENT, GRADES 3–5
Scale, Proportion, and Quantity
Conduct research on the web to find out which sources
(hydroelectric, natural gas, solar, coal, nuclear, etc.) provide power
for homes, businesses, and government buildings in the local area.
Contact your local utilities—PG&E and the SFPUC in the Bay Area—
for information about the percentage or proportion of each source.
Stability and Change
Research the role of water and other resources during a time in
California or San Francisco history, such as the California Gold
Rush or San Francisco’s 1906 earthquake.
Common Core State Standards–English Language Arts
STRAND
SAMPLE STUDENT ENGAGEMENT, GRADES 3–5
Writing
Read a book or website about how wastewater is treated and
returned to the environment, and create simple infographics that
explain the process.
W.3.2, W.4.2, W.5.2. Write informative/explanatory texts
to examine a topic and convey ideas and information clearly.
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BIG IDEAS
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Grades 3–5
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SAN FRANCISCO PUBLIC UTILITIES COMMISSION