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14 Cards in this Set
- Front
- Back
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principles of motion and stability are _________constraints
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environmental
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newtons first law
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must exert force to move,more inertia means harder to move
momentum=mass*velocity inertia is resistance to motion related to mass |
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to move object further you(2)
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increase force,increase distance at which force is applied
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newtons second law
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F=mass*acceleration
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newtons third law
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when you push it pushes back on you
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inertia,acceleration and action-reaction are all _____constraints
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environmental
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use force in ____of motion to where you wanna go and avoid ___motion
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plane ;rotational
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increasing velocity by(2)
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increasing rotational velocity,increase relative length (fully extend bat)
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why not keep leg extended throughout
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leg have too much rotational inertia
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stability is
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the ability to resist movement
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balance is
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ability to maintain equilibrium
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trade off between
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stability and mobility
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increase stability by (2)
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lowering center of gravity,increasing base of support
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increase balance by(4)
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increasing stability, improve strength,coordination,proprioception
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