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Unformatted text preview: on the first body." Momenfum t' -;4',i A mechanical quantity that is important Momenfum: mass X velocity:, V. Work and Power Relations Work: force X distance Units of work - 1.0 Nm: 1.0 J fioule) Power: work per unit of time : Fd+At, in situations involving collisions. : force X velocity Units of power: watts - 1.0 W: 1.0 J/s. VI. Walkins Versus Running Differences between walking and running: I . In qffiib there is a period when both feet are off the ground. Consider running as a *-4 senes oI.lumps. oncoming external...
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This note was uploaded on 12/29/2011 for the course KIN 142 taught by Professor Asmundson during the Fall '09 term at Simon Fraser.
- Fall '09