--- title: 6-8.LS2.B.1 description: 6-8.LS2.B.1 Develop a model to describe the cycling of matter and flow of energy among living and nonliving parts of an ecosystem. image: https://www.knowatom.com/hubfs/Right%20Image.png --- [![Teacher Login](https://no-cache.hubspot.com/cta/default/347944/f56bee57-133e-4975-8055-799f1f23588b.png)](https://cta-redirect.hubspot.com/cta/redirect/347944/f56bee57-133e-4975-8055-799f1f23588b) [Teacher Login](https://app.knowatom.com/signin) [![KnowAtom Logo](https://www.knowatom.com/hubfs/KnowAtom%20Logo.svg "KnowAtom Logo")](https://www.knowatom.com/) # 6-8.LS2.B.1 Develop a model to describe the cycling of matter and flow of energy among living and nonliving parts of an ecosystem. [![Download a Sample Unit](https://no-cache.hubspot.com/cta/default/347944/20eee377-e175-48fe-a039-ae723137a2a6.png)](https://cta-redirect.hubspot.com/cta/redirect/347944/20eee377-e175-48fe-a039-ae723137a2a6) Science & Engineering Practices - [Developing and using models](https://www.knowatom.com/developing-and-using-models) - [Planning and carrying out investigations](https://www.knowatom.com/planning-and-carrying-out-investigations) - [Constructing explanations and designing solutions](https://www.knowatom.com/constructing-explanations-and-designing-solutions) - [Engaging in argument from evidence](https://www.knowatom.com/engaging-in-argument-from-evidence) - [Obtaining evaluating and communicating information](https://www.knowatom.com/obtaining-evaluating-and-communicating-information) Disciplinary Core Ideas - [Weather and Climate](https://www.knowatom.com/weather-and-climate) - [Conservation of Energy and Energy Transfer](https://www.knowatom.com/conservation-of-energy-and-energy-transfer) Crosscutting Concepts - [Patterns](https://www.knowatom.com/patterns) - [Cause and Effect](https://www.knowatom.com/cause-and-effect) [![New call-to-action](https://no-cache.hubspot.com/cta/default/347944/b5a1446e-d782-4a5f-a019-0b3b98c8304f.png)](https://cta-redirect.hubspot.com/cta/redirect/347944/b5a1446e-d782-4a5f-a019-0b3b98c8304f) ## Browse 6-8.LS2.B.1 Lesson Plans Grade Ranges All K-2 3-5 6-8 [![](https://www.knowatom.com/hubfs/image1-Oct-09-2023-07-19-57-9333-AM.png) ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/food-webs) ## [Food Webs In this unit, students focus on animal populations, studying how all living things interact with and depend on other living things and the environment for survival. For this lesson, students explore how energy and matter move through a particular ecosystem’s food web and can be disrupted by the introduction of invasive species. This page highlights key components of this lesson.  ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/food-webs) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/food-webs) [![](https://www.knowatom.com/hubfs/Grade/Screenshot%20(53).png) ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/rocky-shore-ecosystems) ## [Rocky Shore Ecosystems In this unit, students explore the phenomena of rocky shore ecosystems, studying the interactions between living things and the environment. In this lesson they focus on the science phenomena of how organisms interact with one another in an ecosystem. This page showcases key elements from this lesson.](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/rocky-shore-ecosystems) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/rocky-shore-ecosystems) [![](https://www.knowatom.com/hubfs/image4-Oct-09-2023-07-36-44-6688-AM.png) ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/engineering-shoreline-barriers) ## [Engineering Shoreline Barriers In this unit, students learn about science phenomena related to ecosystems, studying how all living things interact with and depend on other living things and the environment for survival. In this lesson, students explore how humans can create solutions to protect ecosystems by designing an engineering solution for coastal erosion.This page provides an overview of this lesson.](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/engineering-shoreline-barriers) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/8th-grade-science/engineering-shoreline-barriers) [![](https://www.knowatom.com/hubfs/Grade/Screenshot%20(54).png) ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/intertidal-zone-temperature-change) ## [Intertidal Zone Temperature Change In this unit, students explore the interconnectedness of the living and nonliving parts of an ecosystem phenomena. In this lesson, they design an experiment to test how heat is transferred in different materials found on the rocky shore. This page provides a brief overview of this lesson.](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/intertidal-zone-temperature-change) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/7th-grade-science/intertidal-zone-temperature-change) [![](https://www.knowatom.com/hubfs/image4-Oct-08-2023-09-44-53-7508-PM.png) ](https://www.knowatom.com/science-phenomena-videos/6th-grade-science/forest-food-web) ## [Forest Food Web In this unit, students explore forest ecosystems, studying the science phenomena of interactions between living things and the environment. In this lesson, students build on their understanding of how energy affects the growth of organisms by exploring the phenomena of forest food webs, and analyzing how the phenomena of drought can have a ripple effect through the ecosystem. This page showcases all components of this lesson. ](https://www.knowatom.com/science-phenomena-videos/6th-grade-science/forest-food-web) [ VIEW LESSON ](https://www.knowatom.com/science-phenomena-videos/6th-grade-science/forest-food-web) Standards citation: NGSS Lead States. 2013. *Next Generation Science Standards: For States, By State*s. Washington, DC: The National Academies Press. 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