UWL ESS 303 - Final Exam Study Guide (8 pages)

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Final Exam Study Guide



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Final Exam Study Guide

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Pages:
8
Type:
Study Guide
School:
University of Wisconsin-La Crosse
Course:
Ess 303 - Biomechanics
Biomechanics Documents

Unformatted text preview:

ESS 303 1st Edition Final Exam Study Guide Linear Kinematics Linear in a straight line from point A to point B Angular rotational from angle A to angle B Kinematics VS Kinetics Kinematics description of motion without regard for underlying forces Acceleration Velocity Position Kinetics determination of the underlying causes of motion i e forces Linear Kinematics The branch of biomechanics that deals with the description of the linear spatial and temporal components of motion Describes transitional motion from point A to point B Uses reference systems 2D X Y axis 3D X Y Z axis Position location in space relative to a reference Scalars and vectors Scalar quantities described fully by magnitude mass distance volume etc Vectors magnitude and direction the position of an arrow indicates direction and the length indicates magnitude Distance the linear measurement of space between points Displacement area over which motion occurred straight line between a starting and ending point Speed distance per unit time distance time Velocity displacement per unit time or change in position divided by change in time displacement time Graph Basics SI Units Systeme International d Units Standard units used in science Typically metric Mass Kilograms Distance Meters Time Seconds Temperature Celsius or kalvin More Terms Acceleration change in velocity divided by change in time V t m s s 2 Acceleration of gravity 9 81m s Differentiation the mathematical process of calculating complex results from simple data e g using velocity and time to calculate acceleration Derivative the solution from differentiation Integration the opposite of differentiation e g calculation of distance from velocity and time Speed d t Velocity position t Acceleration V t Slope rise run 2 2 Resultant X Y 2 2 2 Remember A B C SOH CAH TOA Sin Y component hypotenuse Cos X component hypotenuse Tan Y component X component Sample Problems A swimmer completes 4 lengths of a 50m pool What distance was traveled What was the



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