Measuring Trees
Measure the height, diameter, and circumference of trees in a forest. Count growth rings to determine the age of each tree. Grow the trees for several years and investigate how growth is affected by precipitation.
LESSON MATERIALS:
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Vocabulary Sheet
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Student Exploration Sheet
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Exploration Sheet Answer Key
Answer Key for Subscribers Only
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Teacher Guide
LEARNING OBJECTIVES:
- Measure the height, diameter, and circumference of a tree.
- Determine a tree's age by counting growth rings.
- Determine how precipitation affects the growth of a tree.
- Determine how growth changes as a tree ages. (Extension)
VOCABULARY:
- circumference, cross section, diameter, drought, growth ring, precipitation
User Recommendations (2):
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Great little activity to show how amount of rainfall affects the growth of a tree. Interesting to see the cross section of the trunk!
By: David Saunders | Recommended 80 days ago
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This Gizmo as a great cross-curricular activity that links measurement with growth conditions and with finding tree circumference!
By: Lisa Bickel (Virginia) | Recommended 396 days ago
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