ECOSYSTEMS: INTERACTIONS, ENERGY, AND DYNAMICS Performance Expectation Undertake a design project that assists in maintaining diversity and ecosystem services. Examples of ecosystem services could include water purification, nutrient recycling, habitat conservation or soil Clarification Statement erosion mitigation. Examples of design solution constraints could include scientific, economic, or social considerations. Science & Engineering Practices Disciplinary Core Ideas Crosscutting Concepts Asking questions and defining problems ECOSYSTEM DYNAMICS, STABILITY AND CHANGE FUNCTIONING, AND RESILIENCE Small changes in one part of a system might cause Developing and using models large changes in another part. Biodiversity describes the variety of species Planning and carrying out investigations found in Earth’s terrestrial and aquatic ecosystems. The Analyzing and interpreting data completeness or integrity of an ecosystem’s Using mathematics and computational thinking biodiversity is often used as a measure of its health. 6. Constructing explanations and designing (MS.LS2C.b) solutions: Constructing explanations (science) and BIODIVERSITY AND HUMANS designing solutions (engineering) in 6–8 builds on Changes in biodiversity can influence humans’ K– 5 experiences and progresses to include resources, such as food, energy, and medicines, as constructing explanations and designing solutions well as ecosystem services on humans rely. supported (MS.LS4D.a) by multiple sources of evidence consistent with scientific ideas, principles, and theories. ENGINEERING DESIGN: Undertake a design project, engaging in the DEVELOPING POSSIBLE design cycle, to construct and/or implement a SOLUTIONS solution that meets specific design criteria and A solution needs to be tested to prove the validity constraints. of the design and then modified on the basis of the test results in order to improve it. There are Engaging in argument from evidence systematic processes for evaluating solutions with Obtaining, evaluating, and communicating respect to how well they meet the criteria and information constraints of a Diocese of Baton Rouge Science Standards: Grade 7 July, 2017 Page 12 problem. Sometimes parts of different solutions can be combined to create a solution that is better than any of its predecessors. Models of all kinds are important for testing solutions (MS.ETS1B.a)
ECOSYSTEMS: INTERACTIONS, ENERGY, AND DYNAMICS Performance Expectation Undertake a design project that assists in maintaining diversity and ecosystem services. Clarification Statement Examples of ecosystem services could include water purification, nutrient recycling, habitat conservation or soil erosion mitigation. Examples of design solution constraints could include scientific, economic, or social considerations. Science & Engineering Practices Disciplinary Core Ideas Crosscutting Concepts Asking questions and defining problems Developing and using models Planning and carrying out investigations Analyzing and interpreting data Using mathematics and computational thinking 6. Constructing explanations and designing solutions: Constructing explanations (science) and designing solutions (engineering) in 6–8 builds on K– 5 experiences and progresses to include constructing explanations and designing solutions supported by multiple sources of evidence consistent with scientific ideas, principles, and theories. Undertake a design project, engaging in the design cycle, to construct and/or implement a solution that meets specific design criteria and constraints. Engaging in argument from evidence Obtaining, evaluating, and communicating information ECOSYSTEM DYNAMICS, FUNCTIONING, AND RESILIENCE Biodiversity describes the variety of species found in Earth’s terrestrial and aquatic ecosystems. The completeness or integrity of an ecosystem’s biodiversity is often used as a measure of its health. (MS.LS2C.b) BIODIVERSITY AND HUMANS Changes in biodiversity can influence humans’ resources, such as food, energy, and medicines, as well as ecosystem services on humans rely. (MS.LS4D.a) ENGINEERING DESIGN: DEVELOPING POSSIBLE SOLUTIONS A solution needs to be tested to prove the validity of the design and then modified on the basis of the test results in order to improve it. There are systematic processes for evaluating solutions with respect to how well they meet the criteria and constraints of a problem. Sometimes parts of different solutions can be combined to create a solution that is better than any of its predecessors. Models of all kinds are important for testing solutions (MS.ETS1B.a) STABILITY AND CHANGE Small changes in one part of a system might cause large changes in another part. Diocese of Baton Rouge Science Standards: Grade 7 July, 2017 Page 12