Starting from rest, a runner accelerates to 10 m/s in 5 s. what is the acceleration of the runner? 10 m/s2 5 m/s2 2 m/s2 .5 m/s2

According to social exchange theory, altruistic behaviors benefit the individual who performs them. t/f

Apulley with mass mp and a radius rp is attached to the ceiling, in a gravity field of 9.81 m/s2 and rotates with no friction about its pivot.

Which compound is held together by the electrostatic force between two ions? a. co2 b. cci4 c. h2s d. mgf2