by msander | May 29, 2017 | Gr. 11-12 Chemistry, Gr. 11-12 Physics
There’s a concept that’s crucial to chemistry and physics. It helps explain why physical processes go one way and not the other: why ice melts, why cream spreads in coffee, why air leaks out of a punctured tire. It’s entropy, and it’s notoriously difficult to...
by msander | May 29, 2017 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology
Scientists tackle the long-standing mystery of the evolutionary forces behind the ocean’s behemoths. Learn more: http://www.sciencemag.org/news/2017/0… Greenland footage credit: NASA’s Goddard Space Flight...
by msander | May 29, 2017 | Gr. 11-12 Physics
It’s amazing how professional baseball players can throw very fast curveballs, but do you know how do curveballs change direction in midair? Hosted by: Stefan Chin ———- Support SciShow by becoming a patron on Patreon:...
by msander | May 29, 2017 | Gr. 11-12 Chemistry
In this demo, the teacher creates a tower of sodium acetate trihydrate from a supersaturated solution. Your students’ curiosity will grow as you demonstrate the concepts of supersaturation and crystallization! The sodium acetate solution is a supersaturated solution....
by msander | May 25, 2017 | All Science Teachers
Wednesday May 24, 2017 Researchers at MIT have created bacteria-based workout gear covered in ventilation flaps that automatically open up when you sweat.And that’s just the beginning of what they say “living clothing” will eventually be able to do...
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