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Island Explorers Curriculum Home

 

Unit 2

Lesson Plan 1

Lesson Plan 2

Lesson Plan 3

Lesson Plan 4

Lesson Plan 5

Lesson Plan 6

Lesson Plan 7

Concepts/Objectives | Vocabulary/Background | Activity | Extension

 

Lesson Plan 3

 (Concepts/Objectives)

"SINKING SLOWLY*"

QUESTION
How do planktonic organisms, which are not strong enough to swim against the current in the water, keep from sinking to the bottom of the ocean?

UNDERLYING CONCEPT
Plankton have a variety of strategies (adaptations) for staying above the bottom of the ocean in the water column.

SKILLS

  • Observation
  • Prediction
  • Inference
  • Measurement
  • Experimentation

OBJECTIVES

Students will be able to:

  • Students will be able to describe strategies used by plankton to keep from sinking and test their predictions about certain strategies in a model building exercise.

TIME NEEDED

  • 2 hrs. Allow time to experiment with the materials they will be using to design plankton.

MATERIALS NEEDED

  • Pictures of different types of plankton
  • Movie or video on plankton if available
    Plankton and the Open Sea, 18 minutes, Encyclopedia Britannica
    Plankton of the Sea, 12 minutes, Fleetwood Films
    Plankton: Pastures of the Ocean, 10 minutes. Encyclopedia Britannica
    Plankton: the Endless Harvest, 18 minutes, Universal Education
  • Various art supplies (sticks, string, beads, plastic, clay, styrofoam, wire, aluminum foil, nuts, glue, pipe cleaners, etc.)
  • Buckets of water
  • Large glass aquarium or trash can full of water
  • Stopwatches
  • Small prizes
    *Adapted from Living in Water
    To order, Contact Kendall-Hunt Publishing
    (800) 228-0810

Concepts/Objectives | Vocabulary/Background | Activity | Extension