When physics students first learn about Newton’s law and momentum, they get the impression that it’s all about mass. If that’s true, how can mass-less light have momentum? It’s because mass isn’t actually required.
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The Science Teachers Association of Ontario adds new resources, blog posts, videos and more on a regular basis.
Categories: Gr 9-10 Science, Gr. 11-12 Physics
https://youtu.be/iphcyNWFD10 A head-vaporizing laser with a perfect wavelength detecting sub-proton space-time ripples. Huge thanks to Prof Rana Adhikari and LIGO: http://ligo.org Here's how he... read more
Categories: Gr 4-6 Science & Tech, Gr 9-10 Science, Gr. 11-12 Physics
How beautiful is a ring that sparkles, whether perched upon a finger or girdling a gas giant hundreds of millions of miles away. Like precious gems, planetary rings seem all the more beautiful for... read more
Categories: Gr. 11-12 Physics
Mysteriously play an organ pipe without an organ! This demonstration uses heated air to produce vibrations inside a long tube. The vibrations, in turn, produce standing sound waves with a unique... read more
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