by msander | Feb 12, 2018 | Gr. 11-12 Physics
Amplify your students’ understanding of wave motion with this captivating demonstration! Using simple materials, students can have significant influence on large-scale variables of frequency, amplitude and wave speed as they observe wave motion through a medium. Click...
by msander | Feb 11, 2018 | Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Chemistry, Gr. 11-12 Physics
Jeff Dahn is a pioneer in lithium-ion battery research and one of the world’s leading innovators in battery technology. The work accomplished by the Dahn Lab at Dalhousie University has had an impact on nearly every aspect of lithium-ion battery research. From...
by msander | Feb 8, 2018 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology, Gr. 11-12 Physics
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: http://amzn.to/2DKkO7k My primary camera: http://amzn.to/2DZO3GD Macro Lens (for shots like the eye):...
by msander | Jan 29, 2018 | Gr. 11-12 Physics
This video is about the astronomical amount of astronomical evidence for black holes, ranging from x-ray binaries with accretion disks, supermassive infrared-radiating galactic nuclei black holes, orbital characteristics of high mass binaries, and direct gravitational...
by msander | Jan 15, 2018 | Gr. 11-12 Physics
Introduction Take your students on an amusement park ride—for just a penny! Discuss how an object can be accelerating yet moving at constant speed. Investigate how a change in direction (at constant speed) is acceleration; that is, centripetal acceleration! Discussion...
by msander | Jan 1, 2018 | Gr. 11-12 Chemistry, Gr. 11-12 Physics
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? Click here to go the source for...
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