Task · part of 2. Seven terms that decide whether a picture works
2(b). Exposure: aperture, shutter speed, ISO
Required
The three controls and how each affects the picture. This is the one term of the seven that requirement 4 never asks you to demonstrate, though requirement 6(b) touches it from the editing side.
Where this step comes from
- Photography Merit Badge Requirements (Merit Badge Hub, last modified 2026-07-22), Requirement 2(b)