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21.
Much research on risk perception and health behavior has examined cognitive dimensions of risk but not affective dimensions. To address this gap, this study examines both cognitive risk perception (perceived risk of susceptibility and severity) and affective risk perception (worry) in the context of food safety risks in East Asia. We investigate their roles in independently and jointly predicting intention to consume outbreak-associated food products, as well as mediating the influences of news exposure and attention on intention. Data from a nationwide survey in South Korea (N = 1500) lent overall support for our hypotheses in both cases of processed food from China and seafood from Japan. Our findings show: (1) both perceived risk and worry were negatively associated with food consumption intention, and the association between perceived risk and intention was stronger among those higher in worry; (2) news attention had stronger associations with perceived risk and worry than news exposure, and attention moderated the relationship between news exposure and perceived risk; and (3) perceived risk and worry mediated the associations between news use and food consumption intention. Implications and limitations of the findings are discussed.  相似文献   
22.
    
Ego integrity, the last developmental task in Erikson's psychological theory, develops naturally among older people. However, the presence of loss–like physical disability–can considerably affect the quality of life, interactions, and well being of older adults. Hence, older people with physical disabilities need more assistance in accomplishing tasks of ego integrity. This study aimed to utilize traditional Filipino art to capture the essence of the lived experiences of a select group of older people with physical disabilities in relation to their ego integrity. Four Filipino elderly with physical disabilities were purposely selected for this study. Picture prompting and doodling sessions were held as pretest and posttest to ascertain the effectiveness of puni-making in facilitating ego integrity of participants. A series of interviews were pursued to elicit experiences and feelings of participants regarding their disability and old age. From the analysis of the triangulated set of data, two findings emerged. First, four activators of ego integrity, namely: work, family, belief in self and belief in God, were identified as essentials in the formation of the participants' ego-integrity. Second, shifts related to the activators were identified indicating ego integrity's source, meaning and connection elements have become more grounded, certain and integrated. The influence of puni-making in understanding the ego integrity of older people with disabilities was found to be a sound and novel recreational therapy. It can stimulate a select group of Filipino elderly for openness to share their subjective and yet illuminating life experiences.  相似文献   
23.
  总被引:4,自引:0,他引:4  
This study reports data from a multisite study of typical center-based child care and children’s development regarding (a) associations among quality of care defined by structural features, process indicators, and compliance with state regulations, (b) variation in quality based on the stringency of state child care regulations and center compliance, and (c) specific quality indicators that show especially strong links to children’s experiences in child care. Findings confirmed prior evidence regarding the importance of ratios, teacher training, and group size for high quality classroom processes, but demonstrated the more significant contribution of teacher wages and parent fees. Both structural and process measures of quality varied with the location of the center in a state with more or less stringent child care regulations. The results indicate the importance of incorporating economic and regulatory considerations into future studies of childcare quality.  相似文献   
24.
    
This study proposes the ideal role of teachers through the examination of Plato, Confucius, Buber, and Freire on the subject. Teachers not only contribute to the development of individuals and societies but also attain self-realization through teaching. As such, the role of teachers is important as a goal as well as a means. To examine such role, this study selects four major approaches to understanding teaching. Plato regards teaching as guidance into objective knowledge through the reasoned understanding of causes. Confucius regards teaching as leading self-cultivation. Buber sees the role of teachers as building a relationship with their students. Freire focuses on critical consciousness towards oppressed situations. This study regards the role of teachers as a complex of various aspects. Thus, it tries to show a more complete understanding of the role of teachers through the synthesis and comparison of these four aforementioned approaches.  相似文献   
25.
    
Based on conceptual change theory, cognitive conflict is known as an important factor in conceptual change even though there are still questions about its positive and negative effects on science learning. However, there is no reliable method by which to assess the cognitive conflict students experience in their learning. The purpose of this research was to develop an instrument for measuring secondary students' cognitive conflict levels as they learned science. The results of this study indicate that our instrument is a valid and reliable tool for measuring cognitive conflict levels. Factor analysis supported the model that cognitive conflict consists of four constructs: recognition of an anomalous situation, interest, anxiety, and cognitive reappraisal of the conflict situation. Implications for instruction and possibilities for future research are discussed. © 2003 Wiley Periodicals, Inc. J Res Sci Teach 40: 585–603, 2003  相似文献   
26.
At the current historical juncture in which differences and inequalities are surfacing greater than ever in the world, societies, and schools, the main goal of this essay is to revisit the aspects of structuralism that can potentially contribute productively to understanding the invisible structures and forces that everyone carries (mostly unknowingly) with them at all times and in all places including in multicultural curricular and social justice work. By doing so, this essay also attempts to dispute with liberal humanistic notions of the self (teachers and students) in multicultural curricular studies that continues to support the dominant framework of curriculum. This essay is grounded on the idea that progressive change is predicated on (although never guaranteed by) uncovering and understanding as fully as possible the social, political, and economic organization of the world, which is always mediated by individual selves who are located within the world in specific ways.  相似文献   
27.
    
Abstract

This study explores the views of death in the ideas of Kierkegaard and Heidegger to discuss the educational meaning of death and the direction of death education. What both thinkers have in common is, first, that death is not universal, but that each individual is independently aware of his or her own death. Second, both thinkers observe that we should face death and suffer from anxiety or despair, a kind of existential limitation, which serves as an opportunity for real existence. Third, both thinkers observe that individuals can transform their lives and create an opportunity to renew their relationships with people or things around them through their existential insights into death. Death education based on the viewpoints of the two thinkers should first awaken each individual to his or her own authenticity and individuality by means of the associative perception of life and death. Second, each student should actively face the ‘crisis of death’ without circumventing it or escaping from it, thus, learn to have a sincere attitude toward one’s own life and relationships with others. To this end, it is necessary to use various educational materials related to death for regular subject curriculum and non-subject experience activities to induce students to ask existential questions and to reflect on them on their own.  相似文献   
28.
    
Even though isoelectric focusing (IEF) is a very useful technique for sample concentration andseparation, it is challenging to extract separated samples for further processing. Moreover, thecontinuous sample concentration and separation are not possible in the conventional IEF. To overcomethese challenges, free flow IEF (FFIEF) is introduced in which a flow field is applied in thedirection perpendicular to the applied electric field. In this study, a mathematical model is developed for FFIEF to understandthe roles of flow andelectric fields forefficient design of microfluidicchip for continuous separation of proteins from an initial well mixed solution. A finite volume basednumerical scheme is implemented to simulate two dimensional FFIEF in a microfluidic chip. Simulation resultsindicate that a pH gradient forms as samples flow downstream and this pH profile agrees well withexperimental results validating our model. In addition, our simulation results predict the experimental behavior ofpI markers in a FFIEF microchip. This numerical model is used to predict the separationbehavior of two proteins(serum albumin and cardiac troponin I) in a two-dimensional straight microchip. The effect ofelectric field isinvestigated for continuous separation of proteins. Moreover, a new channel design is presented to increase the separationresolution by introducing cross-stream flow velocity. Numerical results indicate that the separationresolution can be improved by three folds in this new design compare to the conventional straightchannel design.  相似文献   
29.
Elementary teachers face increasing demands to engage children in authentic science process and argument while simultaneously preparing them with knowledge of science facts, vocabulary, and concepts. This reform is particularly challenging due to concerns that elementary teachers lack adequate science background to teach science accurately. This study examined 81 in-classroom inquiry science lessons for preservice education majors and their cooperating teachers to determine the accuracy of the science content delivered in elementary classrooms. Our results showed that 74 % of experienced teachers and 50 % of student teachers presented science lessons with greater than 90 % accuracy. Eleven of the 81 lessons (9 preservice, 2 cooperating teachers) failed to deliver accurate science content to the class. Science content accuracy was highly correlated with the use of kit-based resources supported with professional development, a preference for teaching science, and grade level. There was no correlation between the accuracy of science content and some common measures of teacher content knowledge (i.e., number of college science courses, science grades, or scores on a general science content test). Our study concluded that when provided with high quality curricular materials and targeted professional development, elementary teachers learn needed science content and present it accurately to their students.  相似文献   
30.
    
Johnston, Benton, and Nishida (2003, Last but not least - Golfers may have to overcome a persistent visuospatial illusion. Perception, 32(9), 1151–1154) reported that when standing sideways to hit a golf ball, it becomes very difficult to see the veridical line of putt to the target and it creates a bias to misread the direction to the right of target. The purpose of the study was to determine if this perceptual aiming bias also impacts putting. A group of expert (N = 24) and novice (N = 24) players performed a perception task of aligning a line on the golf ball towards the target hole and an action task of putting a ball to the target hole located 1 m and 4 m away. Novice players showed large perceptual aiming bias and small action aiming bias of putting. Yet, expert players showed neither bias in perceptual aiming nor in putting. This replicates earlier work (van Lier, van der Kamp, & Savelsbergh, 2011 Perception action in golf putting: Skill differences reflect calibration. Journal of Sport & Exercise Psychology, 33(3), 349–369) and was explained by the two-visual-pathway hypothesis. Despite the results showing some favorable support for the two-visual-pathway hypothesis, possible limitations are discussed.  相似文献   
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