Forces distribute matter [evenly/unevenly] throughout the universe

An uplifted block of rock between two normal faults

Which sound characteristic is not affected by the relative motion of an object

Amoving electron has kinetic energy k1. after a net amount of work w has been done on it, the electron is moving one-quarter as fast in the opposite direction. (a) find w in terms of k1. (b) does your answer depend on the final direction of the electron's motion?