Megan Ripinoe (#15) weighs 650 N is running forward at 8.1 m/s and moving upward 0.5 m/s when another player (#13) pulls on her jersey with a force of 500 N at an angle of 15 degrees below a backward pointing horizontal line (see the figure below). The pull is made for 0.12 seconds.

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.

How does the formation of intrusive and extrusive igneous rocks differ?

The basketball coach tells his team to run sprints back and forth across the court, which is 30 m long. they start at the left end of the court, run back and forth 6 times, then end back at the left end of the court where they began. what distance did they run? what is their displacement?