Describe quantitatively, in words, the relationship between the mass attached to avertical spring, and the resulting stretch of that spring.

Most energy in an ecosystem comes originally from_

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?

Acar traveling at 22 m/s starts to decelerate steadily. it comes to a complete stop in 15 seconds. what is it’s acceleration?