Which of the following is acceleration toward the center of a circular motion? O A. Centripetal acceleration O B. Uniform circular motion O C. Centrifugal force D. Centripetal force PLEASE HELP ASAP!!​

What tightening torque should be used for a hexagonal head screw (not split-bolt) on a 250 kcmil conductor?

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.

Ais a machine that makes work easier when a single force is applied. a simple machine b compound machine c endangered machine d complex machine