What is the speed of sound in a vacuum?

Sarah and michelle work at a tech company that designs exercise apps. sarah tells michelle she has heard that james, their supervisor, interviewed with a competitor and may be leaving the company, which would open up a management position. what kind of power is sarah exerting?

How is sound energy produced a. vibrating objects b. objects being heated c. temperature differences d. stationary objects

One form of energy can be another type of energy. a. created to form b. transformed into c. destroyed and then created to form