Two students argue over the differences between speed and velocity.

Student One says, "Speed is a scalar because it describes how fast an object is traveling." Student Two says, "Velocity is a scalar because it tells how fast and in what direction an object is traveling."

Which of the following is correct?

A$)$ Student One is correct

B$)$ Student Two is correct

C Both students are correct

D$)$ Neither student is correct

$4.$ A ball released from rest on an elevated ramp uniformly accelerates at a rate of $3\mathrm{.}5\frac{m}{s}?$ for $0\mathrm{.}25s.$ What is the final speed of the ball?