by msander | May 15, 2017 | Gr 9-10 Science, Gr. 11-12 Chemistry
Hank gives us a tour of the most important table ever, including the life story of the obsessive man who championed it, Dmitri Mendeleev. The periodic table of elements is a concise, information-dense catalog of all of the different sorts of atoms in the universe, and...
by cbrookallred | May 11, 2017 | Gr 9-10 Science, Gr. 11-12 Chemistry
Introduction Flour is an ingredient that is found in most kitchens and used regularly for baking and cooking. Consequently, it is considered safe, and people do not regard the potential hazards. In reality, flour and dust explosions are extremely dangerous, and...
by msander | May 11, 2017 | Gr 9-10 Science, Gr. 11-12 Chemistry
The boiling point of a liquid depends on the external air pressure. When water is placed under vacuum, the boiling point decreases and the water boils. Boiling, however, is an endothermic process—as the water boils, the temperature decreases, and the water soon...
by msander | May 3, 2017 | Gr 9-10 Science, Gr. 11-12 Chemistry
Derby Day is around the corner, and with it comes big hats, horses with funny names, and bourbon. The latest episode of Reactions celebrates the chemical process of distillation that makes bourbon and other whiskey varieties possible. Since water and ethanol, along...
by msander | Apr 30, 2017 | Gr 9-10 Science, Gr. 11-12 Chemistry
This website uses the TED-Ed platform to provide videos on all of the elements of the periodic table – an excellent resource. Plus, the lead scientist in the video has great hair. Click on the periodic table to link to the site.
by cbrookallred | Apr 19, 2017 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Chemistry
Any Star Wars fan will recognize the remote ice planet Hoth, the location of some of the most iconic scenes from Episode V: The Empire Strikes Back, including the attack on the Rebel Alliance’s Echo Base by Imperial Walkers and Han Solo’s daring rescue of Luke...
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