Document · part of 4(D). Option D, Earth History
4(D)(1). Chart the geological eras and periods
Optional May not apply
This may not apply to you.
You have not answered "Requirement 4: which ONE of the four options?" yet. Answer it and this step will either settle or drop off.
Then work out which period your region's rocks might have formed in.
Where this step comes from
- Geology Merit Badge Requirements (Merit Badge Hub, last modified 2025-12-15), Requirement 4(D)(1)