Have the class decide if each illustration is an example of an open system or a closed system. Students should summarize this lesson in their spiral notebook. Their summary should include definitions and examples of systems, open systems, and closed systems. At this point in the lesson you may want to have students do activity 1. Part II Have students read Everything Is Connected To Everything Else .
Students also make inferences as to what the reading is about.
In step 4 Summarize, students are asked to organize the reading into their own notes. Students who have difficulty outlining or taking notes may use the review questions as guides. Answers to the review questions should be reflected in their notes. Review the reading with students to be sure everyone understands the four ecology laws. Students should offer examples of the laws as part of the discussion.