Lesson One: Objectives
By the end of this lesson, students should be able to:

    • Define a trophic level
    • Explain how populations on the same trophic level interact
    • Explain how populations from different trophic levels interact
    • Model the trophic levels in an Arctic food web
    • Explain the importance of ice and other abiotic factors in an Arctic food web.

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Engage: Activate Prior Knowledge; Generate Interest

Explore: Allowing Students to Experience Content

Explain: Firm Up Understanding; Allow Students to Explain What They Know

Explore: Allowing Students to Experience Content

Evaluate: Check for Understanding