In this tree ring instructional activity, learners analyze tree ring samples to determine the age of the tree. They compare them to archived samples and answer questions about the age of the tree and its growth years and abnormal growth years.
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Decoding the Past Using Tree Rings
Besides the age of a tree, tree rings can tell scientists all kinds of interesting information. Learners read about tree rings, gaining an understanding of them, and then analyze four to five different tree horizontal slices of a tree...
6th - 8th Science CCSS: Adaptable
Branching Out – Exploring Dendrochronology
Tree rings from North America give a continuous history of El Nino intensity over the last 1,100 years. Scholars learn how scientists use tree rings to create timelines demonstrating variations in weather patterns. The cumulative...
9th - 12th Science CCSS: Adaptable