Read the Fine Print
Educational Use
In this video segment adapted from NOVA, a fossil found among the Grand Canyon's rock layers reveals the existence of a shallow sea that once covered most of western North America.
- Subject:
- Geology
- Geoscience
- Physical Science
- Space Science
- Material Type:
- Activity/Lab
- Provider:
- PBS LearningMedia
- Provider Set:
- PBS Learning Media: Multimedia Resources for the Classroom and Professional Development
- Author:
- National Science Foundation
- WGBH Educational Foundation
- Date Added:
- 12/17/2005
