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Pyrognomic materials are said to become visibly incandescent at relatively low temperatures.In practice, virtually all solid or liquid substances start to visibly incandesce around 798 K (525 °C; 977 °F), with a mildly dull red color, whether or not a chemical reaction takes place that produces light as a result of an exothermic process.
Nel Noddings worked in many areas of the education system. She spent seventeen years as an elementary and high school mathematics teacher and school administrator, before earning her PhD and beginning work as an academic in the fields of philosophy of education, theory of education and ethics, specifically moral education and ethics of care.
In the simplest case, the yellow flame is luminous due to small soot particles in the flame which are heated to incandescence. Producing a deliberately luminous flame requires either a shortage of combustion air (as in a Bunsen burner) or a local excess of fuel (as for a kerosene torch).
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An example of school exam cheating, a type of academic dishonesty. Academic dishonesty, academic misconduct, academic fraud and academic integrity are related concepts that refer to various actions on the part of students that go against the expected norms of a school, university or other learning institution. Definitions of academic misconduct ...
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This index of ethics articles puts articles relevant to well-known ethical (right and wrong, good and bad) debates and decisions in one place - including practical problems long known in philosophy, and the more abstract subjects in law, politics, and some professions and sciences.
DJT stock surged after Donald Trump said he would not sell his shares in the company, the home of Trump's social media platform, Truth Social.