Sökning: "artikel 12"

Visar resultat 1 - 5 av 59 avhandlingar innehållade orden artikel 12.

  1. 1. Rate as the relation of changes in two quantities : A variation theory perspective of learning rate of change

    Författare :Per Håkansson; Robert Gunnarsson; Ulla Runesson Kempe; Jönköping University; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; rate of change; slope; covariation; functions; mathematics teaching and learning; variation theory; learning study; förändringstakt; lutning; samvariation; funktioner; matematiklärande; variationsteori; learning study;

    Sammanfattning : This thesis comprises three original papers about learning rate of change in school mathematics. The overall aim of the thesis is to contribute with knowledge in this particular area of research. Within this aim, each of the original papers contribute with its own perspective. LÄS MER

  3. 2. Drama i kemisalen : En designbaserad studie av hur kreativt drama kan stödja gymnasieelevers lärande av kemisk bindning

    Författare :Kerstin Danckwardt-Lillieström; Maria Andrée; Margareta Enghag; Marianne Ødegaard; Stockholms universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; naturvetenskapsämnenas didaktik; Science Education;

    Sammanfattning : A major challenge for chemistry education is to develop the students' understanding of chemical bonding. In upper-secondary school, the challenges are commonly expressed as difficulties for students to distinguish between intra and intermolecular bonding and to understand chemical bonding in terms of electronegativity. LÄS MER

  4. 3. A study of vehicle fatigue damage predictions based on state estimations

    Författare :Ulrika Lagerblad; Artem Kulachenko; Henrik Wentzel; Costas Papadimitriou; KTH; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; NATURVETENSKAP; NATURAL SCIENCES; State estimations; Fatigue damage; Damage predictions; Fixed-lag Kalman Smoother; Hållfasthetslära; Solid Mechanics;

    Sammanfattning : Individual health monitoring of heavy vehicles is one of the keystones on which an optimized utility of a vehicle fleet is based. For many components mounted on the chassis of a heavy vehicle, failures due to fatigue is a major concern. LÄS MER

  5. 4. Vardagsvåld, mobbning och mobbningsförebyggande arbete i svensk skolkontext

    Författare :Paula Larsson; Kristina Ström; Camilla Hällgren; Högskolan i Gävle; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES;

    Sammanfattning : Two related phenomena - everyday violence and school bullying - are the subject of this thesis. The thesis's aim was to develop knowledge about everyday violence and bullying in school. The aim was also to develop knowledge about planning and bullying intervention in a local context. LÄS MER

  7. 5. Finding order in chaos : Dissecting single-cell heterogeneity in space and time

    Författare :Christian Gnann; Emma Lundberg; Manuel D Leonetti; Lucas Pelkmans; KTH; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; non-genetic single-cell heterogeneity; cell cycle; metabolism; imaging-based subcellular proteomics; phosphoproteomics; icke-genetisk single-cell heterogenitet; cellcykel; metabolism; bildbaserad subcellulär proteomik; fosfoproteomik; Biotechnology; Bioteknologi;

    Sammanfattning : The cell is the smallest unit of life and contains DNA, RNA, proteins and a variety of other macromolecules. In recent years, technological advances in the field of single cell biology have revealed a staggering amount of phenotypic heterogeneity between cells in a population, which were previously considered homogenous. LÄS MER