LS2+p1


 * =LS2 - Matter cycles and energy flows through and ecosystem. =

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//Click on the GSE numbers, e.g PS1 (K-2) - POC - 2, in the table below to reach additional information about each GSE. // || Grade Span Expectations (5-8) ||  || Grade Span Expectations (HS) ||   || **Students demonstrate an understanding of energy flow in an ecosystem by …** 5a caring for plants and/or animals by identifying and providing for their needs; experimenting with a plant’s growth under different conditions, including light and no light. || LS2 (3-4) - 5 **Students demonstrate an understanding of energy flow in an ecosystem by …** 5a identifying __sources of energy for survival of organisms (i.e. light or food).__ || LS2 (5-6) - 5 **Students demonstrate an understanding of equilibrium in an ecosystem by …** 5a __identifying and defining an ecosystem and the variety of relationships within it__ __(e.g., predator/prey__, consumer/ producer/decomposer, __host/parasite, catastrophic events).__ || LS2 (7-8) - 5 **Students demonstrate an understanding of equilibrium in an ecosystem by …** 5a __identifying which biotic (e.g., bacteria, fungi, plants, animals) and abiotic (e.g., weather, climate, light, water, temperature, soil composition, catastrophic events) factors affect a given ecosystem.__ 5b __analyzing how biotic and abiotic factors affect a given ecosystem.__ 5c __predicting the outcome of a given change in biotic and abiotic factors in an ecosystem.__ 5d __using a visual model (e.g., graph) to track population changes in an ecosystem__ || LS2 (9-11) -3 **Students demonstrate an understanding of equilibrium in an ecosystem by …** 3a defining and __giving an example of equilibrium__ in an ecosystem. 3b describing __ways in which humans can modify ecosystems and describe and predict the potential impact__ (e.g. human population growth; technology; destruction of habitats; agriculture; pollution; and atmospheric changes). 3c describing __ways in which natural events (e.g. floods and fires) can modify ecosystems and describe and predict the potential effects.__ || **Example Extension(s)** LS2 (Ext) - 3 **Students demonstrate an understanding of equilibrium in an ecosystem by …** 3bb __researching and citing evidence of global warming to describe the potential impact on both the living and physical systems on Earth.__ 3cc __investigating and reporting on a case study of ecosystem disruption caused by a natural event (e.g. Mississippi River delta region and hurricanes__ ||
 * || Grade Span Expectations (K-4) || 
 * || LS2 (K-2) - 5