A car drives in a circle at 55km/hr. Which of the following accurately describes the motion of the car?

A.) speed and velocity are both changing

B.)velocity is constant but speed is changing

C.) speed is constant but velocity is changing

D.) speed and velocity are both constant

Which statement correctly describes the phosphate ion, ? it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge on the phosphorus atom. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge on the phosphorus atom.