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61.
Abstract

This study examined the factor structure of the Sport Friendship Quality Scale (SFQS; Weiss & Smith, 1999) and compared two models in which (a) self-worth mediated the relationship between physical self/friendship quality and sport commitment and (b) friendship quality and physical self-perceptions directly predicted self-worth and sport commitment. Female team sport participants (N= 227) between the ages of 11 and 14 years completed measures of sport commitment, enjoyment, athletic competence, physical attractiveness, self-worth, and friendship qualities. A confirmatory factor analysis found an inadequate fit for the SFQS, mainly due to problems with the loyalty and intimacy subscale. Separating the loyalty and intimacy factor into two subscales provided an adequate fit. Examination of the two structural models indicated that both models provided an adequate overall fit but that self-worth only weakly predicted sport commitment, suggesting the mediator model was impractical. Friendship quality had a weak relationship with self-worth and sport commitment. Results are discussed in light of issues in measuring sport friendship quality and future directions in this developing field.  相似文献   
62.
ABSTRACT

View change about socio-scientific issues has been well studied in the literature, but the change in the complexity of those views has not. In the current study, the change in the complexity of views about a specific scientific topic (i.e. genetically modified organisms; GMOs) and use of evidence in explaining those views was examined in relation to individual factors and type of text (informational, persuasive, or narrative). Undergraduate students completed measures of their prior views about GMOs their epistemic beliefs about the nature of science, and activities related to food consumption. Participants then read either an informational, persuasive, or narrative passage about GMOs and again answered a question related to their views about GMOs. Participants who read the persuasive passage decreased in the complexity of their views, while those who read the narrative and expository passage increased in the complexity of their views. Additionally, while cultural activities related to the complexity of individuals’ views during the pretest, these significant differences were not evident at posttest after the text intervention. These findings can be used to help scientists and teachers better understand how to communicate information critical to understanding complex science and environmental issues to the public and their students.  相似文献   
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Our study investigates the challenges introduced by students’ use of lexically ambiguous language in evolutionary explanations. Specifically, we examined students’ meaning of five key terms incorporated into their written evolutionary explanations: pressure, select, adapt, need, and must. We utilized a new technological tool known as the Assessment Cascade System (ACS) to investigate the frequency with which biology majors spontaneously used lexically ambiguous language in evolutionary explanations, as well as their definitions and explanations of what they meant when they used such terms. Three categories of language were identified and examined in this study: terms with Dual Ambiguity, Incompatible Ambiguity, and Unintended Ambiguity. In the sample of 1282 initial evolutionary explanations, 81 % of students spontaneously incorporated lexically ambiguous language at least once. Furthermore, the majority of these initial responses were judged to be inaccurate from a scientific point of view. While not significantly related to gender, age, or reading/writing ability, students’ use of contextually appropriate evolutionary language (pressure and adapt) was significantly associated with academic performance in biology. Comparisons of initial responses to follow-up responses demonstrated that the majority of student explanations were not reinterpreted after consideration of the follow-up response; nevertheless, a sizeable minority was interpreted differently. Most cases of interpretation change were a consequence of resolving initially ambiguous responses, rather than a change of accuracy, resulting in an increased understanding of students’ evolutionary explanations. We discuss a series of implications of lexical ambiguity for evolution education.  相似文献   
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The present exploratory study explored the trajectories and implications of at-home (military unaffiliated) parents’ perceptions of youth’s sibling relationships across the course of a parent’s military deployment. Participants included 109 families with at least two siblings (older sibling and younger siblings age: M = 10.85, SD = 3.92 and M = 7.89, SD = 3.58, respectively) and one parent serving in the National Guard. Data were collected via in-home interviews, at six time points across the deployment cycle. A series of multilevel models revealed increases in sibling disharmony during the months a deployed parent was away, but showed signs of recovery in the year after they returned. Increases in sibling disharmony were positively associated with increases in youth’s externalizing behaviors above and beyond the effects of parenting.  相似文献   
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Academic mobility is an increasingly crucial topic to the current and future dynamics of doctoral study and the professoriate. Much of the research has focused on US, UK and European contexts. This research explores academic mobility and the manifold issues that arise between the jurisdictions of Canada and the US, in ways that parallel and diversify previous research based on various understandings of mobility. The qualitative perspective is grounded in a reflective narrative approach that enables exploration of powerful themes. The findings indicate that there are costs, tensions and benefits to academic mobility that serve to emphasise specific personal and professional elements to the pursuit of academic life that need explicit articulation. These findings encourage additional scholarly and practical attention to the changing nature of doctoral study and of academic work and life across jurisdictions.  相似文献   
69.
This paper proposes three new measures of components STEM career preferences (affinity, certainty, and goal), and then explores which dimensions of science learning activation (fascination, values, competency belief, and scientific sensemaking) are predictive of STEM career preferences. Drawn from the ALES14 dataset, a sample of 2938 sixth and eighth grade middle-school students from 11 schools in two purposefully selected diverse areas (Western Pennsylvania & the Bay Area of California) was used for the analyses presented in this paper. These schools were chosen to represent socio-economic and ethnic diversity. Findings indicate that, overall, youth who are activated towards science learning are more likely to have affinity towards STEM careers, certainty about their future career goals, and have identified a specific STEM career goal. However, different dimensions of science learning activation are more strongly correlated with different aspects career preference across different STEM career foci (e.g. science, engineering, technology, health, etc.). Gender, age, minority status, and home resources also have explanatory power. While many results are consistent with prior research, there are also novel results that offer important fodder for future research. Critically, our strategy of measuring affinity towards the specific disciplines that make up STEM, measuring STEM and health career goals separately, and looking at career affinity and career goals separately, offers interesting results and underscores the value of disentangling the conceptual melting pot of what has previously been known as ‘career interest.’ Study findings also have implications for design of science learning opportunities for youth.  相似文献   
70.
In this article I problematize the reasons for and methods through which I incorporated an opportunity for experiential learning, via a Community Inquiry Project, into my own teaching. I take the stance of a teacher-researcher to closely analyze the specific documents and tasks used to introduce pre-service teachers to the project. I draw on sociocultural approaches to teacher development and literature on experiential education in teacher education to provide a background for the project and the self-study and offer critical whiteness studies as an appropriate lens through which to analyze the various elements of the project. Findings from this study suggest that the project limited the pre-service teachers’ characterizations of community, understandings of sociocultural approaches to learning, relationships to the community, and perceptions of the role of community in teaching. I draw on these findings to suggest that teacher educators share their reflective practices with their students and learn about the diverse experiences of the pre-service teachers themselves to better prepare them to inquire into and draw on knowledge of communities as they work with diverse populations of students.  相似文献   
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