Curated OER
Magnetism
All phenomena concerning magnets, their field lines and impact on objects are covered. The trivia surrounding field lines and the earth, electric charges, repulsion and attraction is plentiful. The slide show continues after twenty...
Mr. E. Science
Our Solar System
The presentation starts with the scientists who made discoveries about our solar system: Ptolemy, Copernicus, Galileo, Brahe, Kepler, and Newton. It also covers the planets, inner, outer, and Pluto, satellites, and an in-depth discussion...
CK-12 Foundation
Ck 12: Physical Science: Ions
[Free Registration/Login may be required to access all resource tools.] Ions, how they form and their properties.