In the secondary winding of a transformer, which color wire is grounded to earth?
O Black
Green
Red
White

Ten students stand in a circle and are told to make a transverse wave. what best describes the motion of the students? each student bumps the shoulder of his or her neighbor. at the exact time, all students take a step to the right. the students skip clockwise, going in a circular motion. one at a time, each student lifts his or her hands up and then down.

At very high pressures, gases become and will eventually a) more dense; become hotter b) more dense; change to a liquid or solid c) less dense; combust d) less dense; turn into a liquid

Suppose you increase your walking speed from 7 m/s to 13 m/s in a period of 2 s. what is your acceleration?