Kinesiology Notes

Kinesiology Notes - -How is Speed increased? -Stride...

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Kin 100 Notes 3-26-08 Tools Used In Biomechanics Force Platform 1. Uses strain gages 2. X-Ray Cinematography -Morphology/Behavior Relationships Simulation Ground Reaction Force GRAPH Applications of Biomechanics Why does a curve ball curve? – the Magnus Effect Applying the Magnus Principle Mechanics of Running -Linear vs Rotational Movement - Stride cycle -Swing Phase- Foot off the ground -Support Phase- Foot on the ground -Heel Strike- foot-ground contact - Description of Running Speed -Stride Length- length of one stride -Stride Frequency- # of strides/sec - Speed= stride length x stride frequency
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Unformatted text preview: -How is Speed increased? -Stride length-Stride Frequency-Foot Strike -Rear-foot strikers-Mid-foot strikers-Center of Pressure Measurements Running Economy 1. Good runners minimize vertical COM displacement 2. Braking action- results if foot hits ground ahead of COM The Clapskate -Features:-Hinged at toe-Skate stays on ice longer -Enables plantar flexion -Better knee extension Biomechanics of Swimming- The Bernoulli Principle -Lift force perpendicular to relative flow direction -Forces in Swimming -Propulsion-Resistance-Types of Resistance-frontal resistance -skin friction...
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Kinesiology Notes - -How is Speed increased? -Stride...

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