In this video we learn how three phase electricity works from the basics. The basics of Three phase electricity explained. We start with a simple single phase AC generator and then add in a second and third phase to under stand its working principle. We also cover three phase power uses and distribution as well as why we don’t use more phases.
Categories: Gr 4-6 Science & Tech, Gr 9-10 Science, Gr. 11-12 Physics
It's the final — and some might say the best — meteor shower of the year: the Geminids. Here's what to expect. Go to the CBC source article for more info: Source: How to watch the Geminid... read more
Categories: Gr. 11-12 Physics
https://youtu.be/sgIqRwvaBw4 This video is about the astronomical amount of astronomical evidence for black holes, ranging from x-ray binaries with accretion disks, supermassive infrared-radiating... read more
Categories: Gr. 11-12 Biology, Gr. 11-12 Chemistry, Gr. 11-12 Physics
https://youtu.be/BickMFHAZR0 Trees create immense negative pressures of 10's of atmospheres by evaporating water from nanoscale pores, sucking water up 100m in a state where it should be boiling... read more
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