(a) Define the physical quantities distance, displacement, speed and velocity.
(b) Classify each of the above quantities as scalar or vector and justify your classification in one sentence for each quantity.
(c) Give one everyday example in which the magnitude of distance covered by an object is greater than the magnitude of its displacement.
(d) Give one everyday example in which an object possesses a constant speed but a continuously changing velocity.
(e) State any two points of difference between speed and velocity with respect to their numerical values for the same journey.