Four objects are timed in a race over 10 m. Object A takes 100 s to complete the race. Object B takes 75 s. Object C takes 300 s. Object D takes 102 s. Rank the objects from slowest speed to fastest speed. Explain your reasoning.

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Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –