Madelyn wanted to learn what sorts of things around the house are magnetic. She took a magnet around and touched it to many things to see if it tried to stick. Here are the items she tried and what she found. What can Madelyn conclude from the above results? A. All silver objects are magnetic. B. Not all metals are magnetic. C. All magnetic metals are silver. D. All metals are magnetic.

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.