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Activity 4.4: Seasonal Changes and Ecosystem Disturbances (40 min)

Target Student Performance

Students use an online computer model to describe how seasons and disturbances affect an ecosystem.

Resources You Provide

  • Computer (1 per student or pair of students)

Resources Provided

Recurring Resources

Setup

Print a copy for each student of 4.4 Computer Model for Seasons and Disturbances Handout and 4.4 Computer Model for Seasons and Disturbances Worksheet. If you choose to use it, print one copy of 4.4 Fire Reading for each student. Set up a computer and projector for 4.4 Seasonal Changes and Ecosystem Disturbances PPT.

Directions

1. Use the instructional model to show students where they are in the course of the unit.

Assessment

Use 4.4 Grading the Computer Model for Seasons and Disturbances Worksheet to grade students' work and get a sense of how they are understanding seasons and disturbances.

Differentiation

students work in pairs, with each pair using one computer and one worksheet.

Modifications

Use slides 4-11 to go through the simulation and the questions with students.

Extending the Learning

Have students explore the Digging Deeper links at the end of 4.4 Computer Model for Seasons and Disturbances Handout.

For more information about a specific disturbance, have students read the 4.4 Fire Reading.