by msander | Jun 18, 2017 | Gr 9-10 Science, Gr. 11-12 Physics
I first saw a Schlieren imaging setup around ten years ago in Melbourne. I was immediately fascinated by the way I could see the warm air coming off my hand. I hadn’t expected the currents to be moving that fast or to be so visible. This was a tricky setup to...
by msander | Jun 8, 2017 | Gr 9-10 Science, Gr. 11-12 Physics
Grant Thompson – the King of Random – teaches me how to start a fire with a Sandwich bag. And we tried to melt glass in my backyard: https://goo.gl/zb0uE0 Check out his channel: http://ve42.co/KoR The intensity of sunlight on Earth is about 1300 Watts per...
by cbrookallred | May 8, 2017 | All Science Teachers, Gr 4-6 Science & Tech, Gr 9-10 Science, Gr. 11-12 Physics
In interpreting space or aerial photos, it’s important to notice where the source of light is originating. Noticing the light source is what helps you determine whether an object is a depression like a bowl, or a projection above ground such as a mound or dome. Click...
by msander | Apr 2, 2017 | Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology, Gr. 11-12 Physics
Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———- Dooblydoo thanks go to the following Patreon supporters—we couldn’t make SciShow without them! Shout out to Kevin Bealer, Mark Terrio-Cameron, KatieMarie...
by msander | Jun 1, 2015 | All Science Teachers, Gr 9-10 Science, Gr. 11-12 Physics
The evolution of the human eye – Joshua Harvey The human eye is an amazing mechanism, able to detect anywhere from a few photons to a few quadrillion, or switch focus from the screen in front of you to the distant horizon in a third of a second. How did these...
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