If you look at a tree stump or a cut log, you will see that it is made up of rings of different coloured wood. If you count the rings, you can tell how old the tree is in years. A layer of new Wood grows every year. When thee trunk or a branch is cut across, you can see the rings.
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If you look at a tree stump or a cut log, you will see that it is made up of rings of different coloured wood. If you count the rings, you can tell how old the tree is in years. A layer of new Wood grows every year. When thee trunk or a branch is cut across, you can see the rings.