by msander | Dec 12, 2018 | Gr 9-10 Science, Gr. 11-12 Chemistry, Gr. 11-12 Physics
Human brains are complicated – the most complicated thing in the known universe, many people say. So far we understand little – just that certain regions of the brain appear to be involved in certain activities and certain disorders. In extreme cases this...
by msander | Dec 10, 2018 | Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Chemistry
Fish living in the oceans around Antarctica seem like they should freeze to death. But notothenioids have it all figured out, thanks to the antifreeze proteins in their blood! Subscribe! http://bit.ly/ACSReactions Facebook! http://facebook.com/ACSReactions Twitter!...
by msander | Dec 7, 2018 | Gr 9-10 Science, Gr. 11-12 Chemistry
Add a drop of clear solution to a microscope slide containing a tiny piece of copper and create a beautiful, silver-branched holiday tree that grows before your very eyes! Click here to go to the source of ‘The Littlest Holiday Tree’. Website: ...
by msander | Nov 30, 2018 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Chemistry
Here’s a twist on the classic chemical hand warmers you can buy for you to research and improve. If you’ve been outdoors when it’s really cold, there’s a good chance you’ve either used these yourself or wished you had. You can experience a variation on the science...
by msander | Nov 26, 2018 | Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Chemistry, Gr. 11-12 Physics
The kilogram, mole, kelvin, and ampere will be redefined by physical constants. Will this be the last video I make about SI units? Quite possibly. There’s something about being so precise and defining the systems within which science works. When we can more...
by msander | Nov 20, 2018 | Gr. 11-12 Chemistry
««« By James Palcik A solution is prepared containing a dye. The dye, methylene blue, is colourless in a reduced state. Upon shaking the solution, the dye is oxidized and displays a blue colour. As the solution stands undisturbed, the dye fades to colourless as...
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