Now back to linear momentum. ... We can't slow down a day, but we can enrich our lives with physics homework. Here are some questions for you.

A sphere moving on a smooth horizontal surface (the xy-plane) impacts a set of 13 cubes at rest on the same surface.This impacts leads to a number of subsequent impacts among these cubes. The ...

When Sir William Crookes developed a four-vaned radiometer, also known as the light-mill, in 1873, it was believed that this device confirmed the existence of linear momentum carried by photons1 ...