An 800-n billboard worker stands on a 4.0-m scaffold weighing 500 n and supported by vertical ropes at each end. how far would the worker stand from one of the supporting ropes to produce a tension of 550 n in that rope

In physics the desire of an object to keep doing what it is doing is termed?

Which lists the main components of darwin’s theory of evolution? a. random mutations drive evolution; the evolution of a population happens slowly; organisms have common ancestors; organisms do not change. b. natural selection drives evolution; the evolution of a population happens slowly; organisms have common ancestors; organisms change over time. c. natural selection drives evolution; the evolution of a population happens rapidly; organisms have common ancestors; organisms change over time. d. random mutations drive evolution; the evolution of a population happens rapidly; organisms have common ancestors; organisms do not change.

Which type of basaltic lava flow has a fairly smooth