EARTH’S PLACE IN THE UNIVERSE Performance Expectation Communicate scientific ideas about the way stars, over their life cycle, produce elements. Emphasis is on the way nucleosynthesis, and therefore the different elements created, depends on the mass Clarification Statement of a star and the of its lifetime. Science & Engineering Practices Disciplinary Core Ideas Crosscutting Concepts Asking questions and defining problems THE UNIVERSE AND ITS STARS ENERGY AND MATTER The study of stars’ light spectra and brightness is In nuclear processes, atoms are not conserved, but Developing and using models used to identify compositional elements of stars, the total number of protons plus neutrons is Planning and carrying out investigations their movements, and their distances from Earth. conserved. (HS.ESS1A.b) Analyzing and interpreting data Other than the hydrogen and helium formed at the Using mathematics and computational thinking time of the Big Bang, nuclear fusion within stars Constructing explanations and designing solutions produces Engaging in argument from evidence all atomic nuclei lighter than and including iron, and the process releases electromagnetic energy. Obtaining, evaluating, and communicating Heavier elements are produced when certain information: Obtaining, evaluating and massive stars achieve a supernova stage and communicating information in 9-12 builds on K-8 explode. (HS.ESS1A.d) and progresses to evaluating the validity and reliability of the claims, methods, and designs. ENERGY IN CHEMICAL PROCESSES Communicate scientific and/or technical AND EVERYDAY LIFE information or ideas (e.g. about phenomena Nuclear fusion processes in the center of the sun and/or the process of development and the design release the energy that ultimately reaches Earth as and performance of a proposed process or radiation. (HS.PS3D.c) system) in multiple formats (i.e., orally, graphically, textually, mathematically). Diocese of Rouge Earth Science Standards July, 2017 Page 4
EARTH’S PLACE IN THE UNIVERSE Performance Expectation Communicate scientific ideas about the way stars, over their life cycle, produce elements. Clarification Statement Emphasis is on the way nucleosynthesis, and therefore the different elements created, depends on the mass of a star and the of its lifetime. 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 Constructing explanations and designing solutions Engaging in argument from evidence Obtaining, evaluating, and communicating information: Obtaining, evaluating and communicating information in 9-12 builds on K-8 and progresses to evaluating the validity and reliability of the claims, methods, and designs. Communicate scientific and/or technical information or ideas (e.g. about phenomena and/or the process of development and the design and performance of a proposed process or system) in multiple formats (i.e., orally, graphically, textually, mathematically). THE UNIVERSE AND ITS STARS The study of stars’ light spectra and brightness is used to identify compositional elements of stars, their movements, and their distances from Earth. (HS.ESS1A.b) Other than the hydrogen and helium formed at the time of the Big Bang, nuclear fusion within stars produces all atomic nuclei lighter than and including iron, and the process releases electromagnetic energy. Heavier elements are produced when certain massive stars achieve a supernova stage and explode. (HS.ESS1A.d) ENERGY IN CHEMICAL PROCESSES AND EVERYDAY LIFE Nuclear fusion processes in the center of the sun release the energy that ultimately reaches Earth as radiation. (HS.PS3D.c) ENERGY AND MATTER In nuclear processes, atoms are not conserved, but the total number of protons plus neutrons is conserved. Diocese of Rouge Earth Science Standards July, 2017 Page 4
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