A ball is equipped with a speedometer and launched straight upward. The
speedometer reading three seconds
after launch is shown at the right; the
ball is moving upward. At what
approximate times would the ball be
moving downward and display the
following speedometer readings?

Which fact supports the conclusion that there will be fewer farm managers in the future? a) a farmer manager’s duties vary by the type of farm. b) farm technology is replacing some administrative jobs c) farm managers often need experience but not education. d) administrative duties include budgeting and training staff.

An electron is traveling with initial kinetic energy k in a uniform electric field. the electron comes to rest momentarily after traveling a distance d. (a) what is the magnitude of the electric field

Entropy can only be decreased in a system if