A photon is a purely quantum mechanical object representing the smallest piece of energy (or quanta) for light. Every quantum particle is a packet of energy though, so how do we tell photons apart from electrons, quarks, and neutrinos?
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Categories: Gr 7-8 Science & Tech, Gr. 11-12 Physics
[youtube https://www.youtube.com/watch?v=_dQJBBklpQQ] The beads are the type you get on office blinds. A larger version of the beads you get on dog tags. Slow mo video and explanation... read more
Categories: Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology, Gr. 11-12 Physics
https://youtu.be/bDaELRvL3WA Idea Submitted by Doug Fraser. I try to build a camera in the most absurd way I could think of: by starting with a penny. The Selfish Gene by Richard Dawkins:... read more
Categories: Gr 9-10 Science, Gr. 11-12 Chemistry
https://youtu.be/h0Vz_AmKCPw Did you realize that just like certain animals here on Earth, there are endangered elements too? For example, we’re constantly losing helium, a gas that defies gravity... read more
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