7.4.1 of Griffith’s Introduction to Electrodynamics 2nd Ed Potentials A and V in electrodynamics. NOTE: I get the Laplacian of A wrong. It’s the Laplacian of Ax in the x direction, Laplacian of Ay in the y direction, and the Laplacian of Az in the z direction. What I described was the gradient of the […]
Daily Archive: February 9, 2016
This HD dramatic video choreographed to powerful music introduces the viewer/student to the galaxies. It is designed as a motivational “trailer” to be shown in classrooms by Earth Science and Astronomy teachers in high school and college as a visual “Introduction” to the island universes we call the galaxies. Please rate this video and feel […]
Hank talks about the molecules that make up every living thing – carbohydrates, lipids, and proteins – and how we find them in our environment and in the food that we eat. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series-DVD-Set Follow CrashCourse on Twitter: http://www.twitter.com/thecrashcourse Like CrashCourse on Facebook: http://www.facebook.com/youtubecrashcourse Resources for this episode […]
We introduce you guys what a vector quantity is (as opposed to scalar quantity), draw some examples of vectors (with magnitude and direction), and do a vector addition problem.
Today we wrap up our discussion of the media by talking about how the government interacts with and influences the content we see. Now it may be easy to assume that because we live in a free-market capitalist society, the only real regulation of the media is determined by the consumers, but this isnâ€™t necessarily […]