CERCA SLIDES
Water and Erosion
How have water and erosion shaped the surface of the earth? 💧🌎
Check out this set where students consider the role of climate change, natural forces, and human behavior on water and erosion activity.
CERCA Slides by Grade

Grade 3: Amazing Hoodoos
According to the information in the article, why do natural forces and human behavior have a large effect on the earth’s surface?
CCSS.RI.3.7
CCSS.W.3.2

Grade 4: A Land of Waterways
How does the author show, through words and images, the importance of water formations that have been created over time?
CCSS.RI.4.7
CCSS.W.4.2

Grade 5: Swallowed Up
Based on the evidence in the written text and graphic, how can scientists' understanding of sinkholes help prevent future tragedies?
CCSS.RI.5.7
CCSS.W.5.2

Grade 6–8: The Cape Hatteras Lighthouse
Why are barrier islands like Hatteras Island particularly vulnerable to erosion? Describe in detail how erosion has affected Hatteras Island using evidence from the reading, diagram, and photograph.
CCSS.RI.6.7
CCSS.RI.7.7
CCSS.RI.8.7
CCSS.W.6.2
CCSS.W.7.2
CCSS.W.8.2

Grade 9–10: Hawai'i’s Beaches Are in Retreat, and Its Way of Life May Follow
What are the findings of the United States Geological Survey, and how might this study impact approaches to coastal erosion on the Hawaiian shoreline? Use evidence, including data from the article and graphic to support your response.
CCSS.RI.9-10.7
CCSS.W.9-10.2
