Curated by
ACT
Scientists have used the Swedish Solar Telescope to study the stringy perimeter of sunspots, the penumbra, to learn how it forms. Aired June 3, 2011. [2:32]
3 Views
0 Downloads
Concepts
Additional Tags
Classroom Considerations
- Knovation Readability Score: 5 (1 low difficulty, 5 high difficulty)