what unit of time can be estimated by the rings in a tree trunk?
hours decades months H20 Joules DNA years seasons
A B C D E F G H
Age of Pine trees (AGE) in years.
the number of rings in a tree trunk can be used to estimate how many years old it is
what unit of time can be estimated by the rings in a tree trunk? (A) hours (B) decades (C) months (D) H20 (E) Joules (F) DNA (G) years (H) seasons