Designing a great roller coaster requires understanding of concepts in circular motion such as centripetal acceleration as well as human physiology and psychology. This is part one of a six part series on designing roller coasters:
Electricity Song
Sing-along to School House Rock, Electricity:
Electrostatics
This video shows basic electrostatic principles including positive and negative charge and charge movement:
Magnets in Space
Magnets and magnetic field demonstrated aboard the International Space Station:
Optics and the Human eye
The most important lenses in your world is the one in each of your eyes. How your eyes adapt to focusing on near and far objects is a practical example of refraction and lenses.
Momentum in Space
Momentum and conservation of momentum demonstrated on the International Space Station:
Simultaniety
Time is relative. From different frames of reference observers can experience what appears to be contrasting viewpoints:
