What is the time unit for 45 m/s

Which of the following is considered to be a vector?               a.  temperature    b.  velocity    c.  time    d.  mass

Which force is most responsible for binding together an atom's protons and neutrons? electrostatic gravitational nuclear magnetic

Aplane flying horizontally at an altitude of 1 mile and a speed of of 500mih passes directly over a radar station. find the rate at which the distance from the plane to the station is increasing when it is 2mi away from the station.