NGSS · Life Science · Grades 6–8 (Middle School)

MS-LS2-3 Ecosystems: Matter Cycles & Energy Flow

Develop a model to describe the cycling of matter and flow of energy among living and nonliving parts of an ecosystem.

Kentucky 6-LS2-3 uses the same wording.

Teach MS-LS2-3 with a mystery

The Salmon Forest cover
Science Unlocked lesson set The Salmon Forest In southeast Alaska, spruce trees where salmon lay their eggs grow about three times faster than spruce along stretches of stream with no salmon — and their needles hold nitrogen from the ocean. Trees can’t eat fish. 1 week · $3.00 · Grades 6–8 See what’s inside
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More Life Science standards

MS-LS1-1Cells: Living Things Are Made of CellsPhenomenon: Built From CellsMS-LS1-2Cells: Cell Parts & Organelles ModelPhenomenon: Cell Parts at WorkMS-LS1-3Body Systems & SubsystemsPhenomenon: Systems in SpaceMS-LS1-4Animal Behaviors & Plant Structures for ReproductionPhenomenon: Raising the OddsMS-LS1-5Genetic & Environmental Factors in GrowthPhenomenon: Growing GiantsMS-LS1-6Photosynthesis: Matter & EnergyPhenomenon: Garden in a Bottle