132 research outputs found

    This is Your Brain on Civically-Engaged Chemistry

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    This Freshman Seminar course for Chemistry majors is designed to introduce students to the college experience as well as to foster an interest in chemistry. The science of learning chemistry is the integrating theme. In Fall 2013, Professor Sevian customized the curriculum by linking her undergraduates with students at the Dever-McCormack School. Undergraduates apply basic chemistry concepts they learn in class to content-focused outreach activities in K-8 science classrooms. This course is part of the Civic Engagement Scholars Initiative (CESI), a three-semester UMass Boston program designed to support faculty with integrating community engagement into undergraduate courses

    TREN DAN PENGARUH PANDEMI COVID-19 TERHADAP KINERJA KEUANGAN PADA PERUSAHAAN ROKOK DI BURSA EFEK INDONESIA PERIODE 2016 – 2022

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    Penelitian ini bertujuan untuk membandingkan hasil kinerja keuangan yang direalisasikan oleh perusahaan rokok di BEI saat pandemi Covid-19, 2020-2021 dengan estimasi trend sebelum pandemi Covid-19, 2016-2019 yang diukur dengan rasio profitabilitas, dan rasio solvabilitas. Jenis penelitian adalah studi kasus pada kinerja perusahaan rokok saat pandemi covid-19. Data yang digunakan dalam penelitian ini terdiri dari neraca dan laporan laba rugi. Teknik pengumpulan data yang dilakukan dalam penelitian ini adalah dengan cara pencatatan terhadap data yang sudah dipublikasikan oleh Bursa Efek Indonesia. Kata kunci : Return On Equity, Net Profit Margin, Debt Equity Ratio, Pandemi, Total Assets TurnOve

    Alternative Conceptions and the Learning of Chemistry

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    A great deal of research has indicated that teaching is rarely a matter of introducing learners to material that simply replaces previous ignorance, but is more often a matter of presenting ideas that are somewhat at odds with existing understanding. In subjects such as chemistry, learners at school and university come to their studies already holding misconceptions or 'alternative conceptions' of subject matter. This has implications for subsequent learning, and so for teaching. This article reviews a number of key issues: (i), the origins of these alternative conceptions; (ii), the nature of these ideas; and, (iii), how they influence learning of the chemistry curriculum. These issues are in turn significant for guidance on (a) how curriculum should be selected and sequenced, and (b) on the pedagogy likely to be most effective in teaching chemistry. A specific concern reported in chemistry education is that one source of alternative conceptions seems to be instruction itself.None

    Reactivity and Dynamics at Liquid Interfaces

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    Materials science in secondary education

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    Epistemic games in substance characterization

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