Which statement best describes how work and power are related? A. Power is the amount of work done in a certain amount of time.
B. Power is the amount of work done multiplied by the distance over
which work is done.
C. Power is a measure of how much of the total work done is actually
useful.
D. Power is a measure of the amount of work done expressed in
units of energy

the principles and empirical processes of discovery and demonstration considered characteristic of or necessary for scientific investigation, generally involving the observation of phenomena, the formulation of a hypothesis concerning the phenomena, experimentation to test the hypothesis, and development of a conclusion that confirms, rejects, or modifies the hypothesis.