نتایج جستجو برای: masters science experiments
تعداد نتایج: 935086 فیلتر نتایج به سال:
Many turtle species are endangered through a variety of human activities, from beach development, boating and shipping, and fishing. Awareness of the problems has mostly focused on protection of beaches used for breeding as individuals return to highly specific sites where they are particularly vulnerable. Apart from their breeding sites, much less is known about their long and complex movement...
The paper introduces the development of history science in Hungary, focusing on status field Hungarian Academy Sciences, universities, and scientific societies, “local” output Hungarian. genres associated with became popular early 20th century, institutional framework was created 1970s. After 1990, constructivist methodologies for studying localizable patterns science-related activities spread,...
The paper outlines curriculum development activities that have been done in science education in the Slovak Republic as a result of an international collaboration within the frame of the Leonardo da Vinci II pilot project Computerised Laboratory in Science and Technology Teaching – “ComLab-SciTech”. The created teaching and learning materials include integration of science curricula in two mean...
Experiments are the gold standard for establishing causal relationships. While Web-based experiments (“A/B tests”) have routinely been used to assess alternative ranking models or user interface designs, they have become increasingly popular for answering important questions in the social sciences. This tutorial teaches attendees how to design, plan, implement, and analyze online experiments. F...
How to integrate simulation-based engineering and science (SBES) into the science curriculum smoothly is a challenging question. For the importance of SBES to be appreciated, the core value of simulations—that they help people understand natural phenomena and solve engineering problems—must be taught. A strategy to achieve this goal is to introduce computational experiments to the science curri...
E-science experiments typically involve many distributed services maintained by different organisations. After an experiment has been executed, it is useful for a scientist to verify that the execution was performed correctly or is compatible with some existing experimental criteria or standards, not necessarily anticipated prior to execution. Scientists may also want to review and verify exper...
Abstract Considering teachers’ roles in developing children’s scientific literacy preschools, a better understanding of pre-service conceptualizations about inquiry and scientists’ practices that have an impact on the science teaching offered to their future students is very much needed. Stereotypes were examined here as component or root for many explanations scientists. Aligned with interpret...
Does R&D have an impact on the economic performance of an enterprise? To most economic observers, the obvious answer is yes. However, recent reports by Booz-Allen-Hamilton (BAH 2006, 2007) conclude that the share of spending devoted to research has no relationship to firm growth, profits, and value, and offers support to the view that it is possible to compete successfully in the modern economy...
We consider the Allen-Cahn equation ε∆u + u− u = 0 in Ω, ∂u ∂ν = 0 on ∂Ω, where Ω is a smooth and bounded domain in R such that the mean curvature is positive at each boundary point. We show that there exists a sequence εj → 0 such that the Allen-Cahn equation has a solution uεj with an interface which approaches the boundary as j → +∞.
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