Differences
This shows you the differences between two versions of the page.
| temp:prelec:momentum [2014/07/17 12:46] – created caballero | temp:prelec:momentum [2014/07/17 12:59] (current) – caballero | ||
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| Line 5: | Line 5: | ||
| * $\vec{p} = \gamma m \vec{v}$ is a vector concept; points in direction of velocity vector for a system; complete and alway applies | * $\vec{p} = \gamma m \vec{v}$ is a vector concept; points in direction of velocity vector for a system; complete and alway applies | ||
| * Define $\gamma$ | * Define $\gamma$ | ||
| - | * $gamma$ starts to matter at high speeds; less than about 300 km/s $gamma \approx 1$ | + | * $\gamma$ starts to matter at high speeds; less than about 300 km/s $\gamma \approx 1$ |
| * $\vec{p}=m\vec{v}$ | * $\vec{p}=m\vec{v}$ | ||
| * The motion of a system is governed by the momentum prinicple | * The motion of a system is governed by the momentum prinicple | ||