Task · part of 7. The Sun as a star: composition, sunspots, and three coloured stars
7(b). Sunspots, and their effects on solar radiation
Required
Defined and described. Observing them is requirement 1(d) territory, never without the proper method.
Where this step comes from
- Astronomy Merit Badge Requirements (Merit Badge Hub, last modified 2025-09-19), Requirement 7(b)