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Coursera.org. Self Publishing - Lulu.com. Our revolutionary print-on-demand model will connect you to the most sustainable and risk-free opportunities in the publishing industry. Ready to try self publishing? Simply upload your document, set your book's selling price, and just like that, you're a published author. 12 Dozen Places To Educate Yourself Online For Free.

Post written by: Marc Chernoff Email All education is self-education.

12 Dozen Places To Educate Yourself Online For Free

Period. It doesn’t matter if you’re sitting in a college classroom or a coffee shop. Atomic orbital. The shapes of the first five atomic orbitals: 1s, 2s, 2px, 2py, and 2pz.

Atomic orbital

The colors show the wave function phase. These are graphs of ψ(x, y, z) functions which depend on the coordinates of one electron. To see the elongated shape of ψ(x, y, z)2 functions that show probability density more directly, see the graphs of d-orbitals below. Background: Atoms and Light Energy. Inside the Atom Just like bricks are the building blocks of a home, atoms are the building blocks of matter.

Background: Atoms and Light Energy

Matter is anything that has mass and takes up space (volume). All matter is made up of atoms. The atom has a nucleus, which contains particles of positive charge (protons) and particles of neutral charge (neutrons). Surrounding the nucleus of an atom are shells of electrons - small negatively charged particles. Open Yale courses. Security Now! Episode Archive. OpenClassroom. Full courses. Short Videos.

Free for everyone. Learn the fundamentals of human-computer interaction and design thinking, with an emphasis on mobile web applications. Academic Video Lectures. Khan Academy. Free Online Course Materials.

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