Time, Work and Distance

Time, work, and distance are linked by a single idea: the rate at which something happens. When a person works, their output per unit time is a rate; when a vehicle moves, its speed is a rate. The core relationship — $\text{quantity} = \text{rate} \times \text{time}$ — is the same for both, so mastering one instantly helps you master the other. Once you see that work and distance are just different names for the same kin …