Gizmo

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.

Shockwave

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

LESSON MATERIALS:

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