You encounter a 4.3 m long stretched string that is clamped at both ends. You launch a pulse from one end that returns in 0.37 s. What is the frequency of the 3rd normal mode in Hz?

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?

In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final

Describe cytokinesis in plants and animals. in animals: in plants.