Hi, what do you want to do?
Curated Video
How Satellite Energy and Speed Depend on Orbit Radius
Explore how a satellite’s kinetic and potential energy change as it orbits Earth—yet its total mechanical energy stays constant. Learn why speed depends solely on orbital radius, why mass doesn’t matter, and how all this ties into...
Curated Video
Law of Conservation of Mechanical Energy & Derivation of the Law of Conservation of Energy
Discover how mechanical energy—kinetic plus potential—remains conserved in systems under conservative forces. With real-world examples like roller coasters, this lesson simplifies a core law of classical mechanics.
Wonderscape
The Science of Roller Coasters: Friction, Acceleration, and Thrills
Dive into the science behind roller coasters, exploring how friction and acceleration play crucial roles. Understand how friction converts energy into heat, impacting the coaster's motion, and learn how acceleration, influenced by...
Bozeman Science
Bozeman Science: Kinetic and Potential Energy
In the following video Paul Andersen explains how the energy in a closed system can be converted from kinetic to potential to kinetic energy. Sample problems and a simulation is contained. [4:46]