8th Grade Science Guide

8.3: Ecology 3 Dimensions & Progressions

Unit 3

and disrupting normal cycles” (human change)

changes and the stability of cycling matter between living and nonliving parts of an ecosystem. ● I can describe evaluate how changes in an ecosystem affect the fow of energy through the carbon cycle.

impact ecosystems. Start by giving an example of a developer coming in and making a roadway through a swamp and how that might impact an ecosystem adn talk through together as a class what impact that might have. Now ask them to make lists of things that can occur to change ecosystems. ● Assign students both articles to read. While they are reading, they should be thinking of these questions: What What specifc part of the environment are these activities affecting? ● Have a discussion with activities are causing harm to the environments?

● Article - “The role of wildfres in an ecosystem” (natural change)

students that both humans and natural events can change ecosystems and have lasting impacts.

Formative Assessment: 8.3.3 SEEd Formative Assessment

8.3.3 Phenomena Assessment: Cougar Gardeners

Objective

Overview

Materials

● I can identify the living and nonliving parts of an ecosystem. (abiotic and biotic factors) ● I can identify and describe the carbon cycle including the connections between photosynthesis and respiration.

● Have students re-read the article about Cougars as Gardeners and complete an online discussion in Canvas answering these questions: 1) Why is biodiversity important? Why is it important to

● Article