KIN 365 Class Notes
KIN 365 Class Notes KIN 365
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This 1 page Class Notes was uploaded by Allie Newman on Monday October 12, 2015. The Class Notes belongs to KIN 365 at University of Alabama - Tuscaloosa taught by Mark Richardson in Fall 2015. Since its upload, it has received 39 views. For similar materials see Applied Biomechanics in Kinesiology at University of Alabama - Tuscaloosa.
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Date Created: 10/12/15
KIN 365 Class Notes 101215 Types of Motion 0 Linear 0 Linear Motion quotAlong a linequot Rectiinear straight line Curviinear curved line ie hitting a baseball the motion of the ball in the air 0 Linear Displacement how much space did you displace along a linear path Measurement system any unit can be used inches kilos miles etc a Rotary 0 Rotary Motion quotWhen movement of the object is restricted to moving around a xed axisquot Example clock with it s hands moving around Example bending arm towards body curls 0 Torque responsible for rotary motion rotation rotating around an axis Turning force Responsible for rotation o Angular Displacement the angle that a rotating body goes through Measured in radians or degrees 0 Radius ofRotation distance from middle out Force 0 De nition causes or tends to cause a change in the motion or shape of an object of body 0 How to measure force 0 Pounds English version or Newton s metric unit 0 Can you have motion without force Yes you can Pressure 0 De nition force acting over a given area a Pressure force area 0 Pounds per square inch lbinquot2 Mass Gravity and Weight 0 Mass 0 The amount of matter how many atoms 0 Inertia o The property of a body or object that resists change in motion An object in motion stays in motion until a force is applied An object at rest will stay at rest unless a force is applied to it o More mass something has more inertia it has 0 Weight 0 The effect of gravity on mass 0 Mass and weight are treated as same on earth versus different up in space