In an introductory physics course, there are three big ideas. There is the work-energy principle, the momentum principle and then the angular momentum principle. I'll skip the work-energy principle ...

Fathoming fluid flow Flows of water coming into a reverse sprinkler, visualized using particles and false-coloured. (Courtesy: NYU's Applied Mathematics Laboratory) New insights into the “reverse ...

Since energy is conserved (the gravitational force is conservative), we can use the work/energy equation to determine the speed of the satellite as a function of the distance R from O to P. Since the ...

Momentum is about every activity that involves motion. It is an essential concept of physics and is also used in everyday life. How momentum works, why momentum is important, concept of momentum with ...