1. A vertically hung spring has a spring constant of 150 newtons per meter. A 2.00-kilogram mass is suspended from the spring and allowed to come to rest.
a. Calculate the weight of the mass. [Show all work, including the equation and substitution
with units (2 pts)

Anonzero net force acts on a particle and does work. which one of the following statements is true? the kinetic energy of the particle changes, but the speed of the particle does not change. the kinetic energy of the particle does not change, but the speed of the particle does change. the kinetic energy of the particle changes, but the velocity of the particle does not change. the kinetic energy and the speed of the particle change, but the velocity of the particle does not change. the kinetic energy, speed, and velocity of the particle change.