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Introduction to Sports Biomechanics: Analysing Human Movement ...

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INTRODUCTION TO SPORTS BIOMECHANICS<br />

foot behind the front of the take-off board, from which the jump distance is measured.<br />

We have already considered how <strong>to</strong> increase the first of these distances (CF7, Figure<br />

2.13), so we now note the need <strong>to</strong> plant the take-off foot as close <strong>to</strong> the front of the<br />

take-off board as possible (CF8, Figure 2.14). This has implications for the control of<br />

the run-up, so we might wish <strong>to</strong> amend our first critical feature (CF1) <strong>to</strong> ‘fast and<br />

controlled run-up’. The landing distance (Figure 2.4) is the distance of the centre of<br />

mass behind the feet at landing minus the distance that the point of contact of the<br />

Figure 2.14 Identifying critical features that affect take-off distance. (Note: 1 depends on control of run-up).<br />

Figure 2.15 Identifying critical features that affect landing distance. (Note: 1 distance of centre of mass behind feet at landing<br />

minus distance of any other contact with sand behind feet after landing).<br />

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