Driving Questions: How is matter and energy linked in Ecosystems? Crosscutting Concepts: Energy and Matter Science and Engineering Practices: Using mathematical representations to support claims. Iowa Core Science Standards: Level 4 Level 3 Level 2 Level 1 Students will: Students will: and In addition applications Use mathematical representation(s) to support claims that 1. Identify and describe the relative quantities of knowledge. include the idea that energy flows from one trophic level to organisms, matter, and energy, in a food web and an performance to another as well as through the environment. () ecosystem. score that 2. Use the mathematical representation(10% rule) of the 3.0 food web to describe the transfer of matter (as atoms and go performance, reflects beyond molecules) and flow of energy upward between organisms and their environment; insufficient what Analyze and use mathematical representation(s) to account 1. Identify the relative proportion of organisms at each the for the energy not transferred to higher trophic levels but trophic level by correctly identifying producers as the was which is instead used for growth, maintenance, or repair, lowest trophic level having the greatest biomass and student taught. progress and/or transferred to the environment, and the inefficiencies energy and consumers decreasing in numbers at higher in transfer of matter and energy. (HS-LS2-4) trophic levels. demonstrates towards 2. Describe where energy goes when it is not transferred to a higher trophic level. foundational in-depth Recognize or recall specific vocabulary such as: biotic, abiotic, foodweb/chain, trophic level, autotroph, heterotroph, inferences skills producer, primary consumer, secondary consumer, tertiary consumer, decomposer and Topic: Ecosystems: Cycles of Matter
Driving Questions: How is matter and energy linked in Ecosystems? Crosscutting Concepts: Energy and Matter Science and Engineering Practices: Using mathematical representations to support claims. Iowa Core Science Standards: Level 4 Level 3 Level 2 Level 1 In addition to score 3.0 performance, the student demonstrates in-depth inferences and applications that go beyond what was taught. Students will: Use mathematical representation(s) to support claims that include the idea that energy flows from one trophic level to another as well as through the environment. () Analyze and use mathematical representation(s) to account for the energy not transferred to higher trophic levels but which is instead used for growth, maintenance, or repair, and/or transferred to the environment, and the inefficiencies in transfer of matter and energy. (HS-LS2-4) Students will: 1. Identify and describe the relative quantities of organisms, matter, and energy, in a food web and an ecosystem. 2. Use the mathematical representation(10% rule) of the food web to describe the transfer of matter (as atoms and molecules) and flow of energy upward between organisms and their environment; 1. Identify the relative proportion of organisms at each trophic level by correctly identifying producers as the lowest trophic level having the greatest biomass and energy and consumers decreasing in numbers at higher trophic levels. 2. Describe where energy goes when it is not transferred to a higher trophic level. Recognize or recall specific vocabulary such as: biotic, abiotic, foodweb/chain, trophic level, autotroph, heterotroph, producer, primary consumer, secondary consumer, tertiary consumer, decomposer performance reflects insufficient progress towards foundational skills and knowledge. Topic: Ecosystems: Cycles of Matter
environmental_science_curriculum_guide_17-18.docx