Acceleration
the rate of change of velocity of an object
Velocity
the rate of change of displacement of an object
Displacement
the length travelled by an object in a straight line in a specified direction from starting to finishing point
Distance
the total length between two points
Speed
the total distance travelled per unit of time
Distance vs Displacement
Distance is the actual length of path travelled
Displacement is the straight line distance in a specified direction between starting and finishing point