The nucleus and the are held together by the electrostatic force.

Aball is thrown horizontally from a cliff at 8m/s .in what direction is the ball moving 2s later?

What is the gravitational attraction between a dating couple whose centers of mass are 0.630 m apart if the boy weighs 715 n and the girl weighs 465 n?

Which of the following situations would produce an average velocity of zero? o a. a horse galloping in a field b. a round-trip to school and back o c. a trip, first to the moon, then onto mars o d. the criss-crossing path of a flying bug