What makes is the difference between speed and velocity?
velocity is faster.
velocity is slower.
velocity includes direction.
velocity is an average.

Aforce of 34n stretches a very light ideal spring 0.73 m from equilibrium, what is the force constant (spring constant) of the spring? (a) 47n/m (b) 38n/m (c) 53n/m (d) 25n/m

Uppose we consider the system of the three capacitors as a single "equivalent" capacitor. given the charges of the three individual capacitors calculated in the previous part, find the total charge qtot for this equivalent capacitor. express your answer in terms of v and c.

Aplane's average speed between two cities is 600 km/h. if the trip takes 2.5 hours, how far does the plane fly?