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The Mpemba effect is the name given to the observation that a liquid (typically water) that is initially hot can freeze faster than the same liquid which begins cold, under otherwise similar conditions. There is disagreement about its theoretical basis and the parameters required to produce the effect.
Erasto Bartholomeo Mpemba [1] (1950–2023) [note 1] was a Tanzanian game warden who, as a schoolboy, discovered the eponymously named Mpemba effect, a paradoxical phenomenon in which hot water freezes faster than cold water under certain conditions; this effect had been observed previously by Aristotle, Francis Bacon, and René Descartes.
Pages in category "Songs about mental health" The following 71 pages are in this category, out of 71 total. This list may not reflect recent changes. 0–9.
To help foster awareness and acceptance of mental health, we’ve rounded up 18 songs with lyrics about topics like therapy, depression, anxiety and more. This article originally appeared on ...
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Health effect (health) (health effectors) (pollution) Holtzman effect (Dune technology) (physics in fiction) Horizon effect (artificial intelligence) (game artificial intelligence) Hostile media effect (cognitive biases) (criticism of journalism) (journalism standards) (psychological theories) Hot chocolate effect (acoustics) (physics) (wave ...
This category includes grief, anxiety, depression, post-traumatic stress and other forms of moral injury and mental disorders caused or inflamed by war. Between the start of the Afghan war in October 2001 and June 2012, the demand for military mental health services skyrocketed, according to Pentagon data. So did substance abuse within the ranks.
The Mpemba Effect relates to hot water freezing faster than cold water in certain circumstances, none of which is identified as having been thrown up in the air. Also, while the Mpemba Effect is not well understood, the trick of throwing hot water into very cold air so that it quickly vaporizes and then condenses into small droplets and freezes ...