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Science
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LS2: Ecosystems: Interactions, Energy, and Dynamics
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5-LS2-1. Develop a model to describe the movement of matter among plants, animals, decomposers, and the environment.
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MS-LS2-4. Construct an argument supported by empirical evidence that changes to physical or biological components of an ecosystem affect populations.
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MS-LS2-5. Evaluate competing design solutions for maintaining biodiversity and ecosystem services.
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HS-LS2-3. Construct and revise an explanation based on evidence for the cycling of matter and flow of energy in aerobic and anaerobic conditions.
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HS-LS2-6. Evaluate claims, evidence, and reasoning that the complex interactions in ecosystems maintain relatively consistent numbers and types of organisms in stable conditions, but changing conditions may result in a new ecosystem.