Earth has four spheres. What are these spheres and what makes them unique? This is the focus of a video that describes what makes up two of the four spheres: the geosphere and biosphere.
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NGSS:
Designed
Instructional Ideas
- Write the terms geosphere and biosphere on the board prior to viewing; after viewing, have the class come up with examples of what makes up each of these spheres
- Have class members predict what the hydrosphere and atmosphere are made up of, in preparation of viewing the next video
Classroom Considerations
- The third in a series of 22 videos that discuss Earth's spheres and natural resources
- Concepts from the previous videos are reviewed at the beginning of the episode
- An investigation of a particular scene in the episode identifies the elements that make up the geosphere and biosphere
Pros
- Designed for Next Generation Science Standards
Cons
- None
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