Using Locks and Dams to Maintain Navigational Channels
1:39
Grades: 3 - 8

Video Description: Learn how locks and dams are used to help control water levels in different locations on a river.

Type of Video: Segment*
Unique Video ID: Transportation-22**

Quick Ideas for Using the Video:

  • Ask your students what the purpose of the lock and dam system on the Upper Mississippi River is.

 

*Segment videos are short excerpts edited from interviews or interactive programs that offer flexible and differentiated ways to use the rich content included in the full-length conversation.

**The unique Video ID can be used to quickly locate a single video in the ET collection. This search function is designed to let teachers assign students to watch a specific video and have only that video appear as a search result. Just click on Search and choose “By Video ID.” Then type in the Video ID as it appears above. Be sure to include the dash.

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