Biomechanics Study Guide by Maya-tionne Smith https://padlet.com/maya_tionne_smith/x2brss33ge9w Pat Wildoff, Fall 2018 en-us 2018-09-20 01:22:26 UTC 2018-10-16 03:50:05 UTC hello@padlet.com Rigid Body Mechanics maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283694567 no deformation in the body studied]]> 2018-09-20 01:24:20 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283694567 Deformable Body Mechanics maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283694685 2018-09-20 01:24:54 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283694685 Fluid Mechanics maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283694736 2018-09-20 01:25:11 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283694736 Statics maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283694909 Objects at rest or at a constant velocity]]> 2018-09-20 01:26:07 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283694909 Dynamics maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283694991 objects accelerating, changing motion]]> 2018-09-20 01:26:40 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283694991 Kinematics maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283695057 describing motion]]> 2018-09-20 01:27:04 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283695057 Kinetics maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283695077 describing forces that cause motion ]]> 2018-09-20 01:27:12 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283695077 Biomechanics maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283695209 the study of the movement of living things
-the study of the structure/function of biological systems by the means of mechanics]]> 2018-09-20 01:27:59 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283695209 Why study Biomechanics? maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283695442 -Equipment Improvement
-Training Improvement
-Performance Improvement
-Injury Prevent
-Injury Rehabilitation]]> 2018-09-20 01:29:22 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283695442 Dimensions/Units of Measurement maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283695964 l (length)- the space in which movement occurs
t(time)-
m(mass)- a measure of inertia
I (inertia)-the property of an object to resist change in its motion
w(weight)- measure of the force of g acting on an object

]]> 2018-09-20 01:32:15 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283695964 Force (F) maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283696280 -a measure of how much a mass changes speed/direction 
-push/pull, when you apply an action to an object (coupled with a reaction) ]]> 2018-09-20 01:34:30 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283696280 Characteristics of a Force maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283697084 (measured in Newtons (N)/ Pounds (lbs) 
-point of application
-line of direction
-sense
-magnitude]]> 2018-09-20 01:39:38 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283697084 Internal Force (inside the body) maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283697372 -Tensile
-Compressive]]> 2018-09-20 01:41:16 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283697372 External Force maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283697451 when a force acts on an object, causing something to occur in an environment]]> 2018-09-20 01:41:45 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283697451 Non-Contact Force maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283697568 -occurs when nothing touches
EX. Gravity (g)]]> 2018-09-20 01:42:23 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283697568 Contact Force maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283697635 -occurs between two bodies
EX. Friction (static/dynamic)]]> 2018-09-20 01:42:52 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283697635 An object will continue at uniform velocity even if the F(net) is 0 maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283697889 2018-09-20 01:44:20 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283697889 Friction maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283698030 -a contact force that acts between and parallel to two surfaces in contact
-proportional to the normal contact force pushing two surfaces together
-greater friction occurs between softer and rougher surfaces than between harder and smoother surface]]> 2018-09-20 01:44:58 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283698030 Dynamic Friction is always less than Static Friction maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283698585 2018-09-20 01:46:11 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283698585 Adding Forces maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283698812 -net force/resultant force is the sum of all the external forces acting on an object ]]> 2018-09-20 01:47:37 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283698812 Colinear Forces maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283698963 Forces that occur on the same line of direction 
- opposite direction is negative]]> 2018-09-20 01:48:34 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283698963 Concurrent Forces maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283699055 forces that are not on the same line of direction ]]> 2018-09-20 01:49:10 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283699055 Static Equilibrium maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283699153 Occurs when an object is not moving/ at rest]]> 2018-09-20 01:49:48 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283699153 Motion maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283699239 a movement that causes a change in position]]> 2018-09-20 01:50:23 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283699239 Linear Motion (translation) maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283700338 occurs when you move in the same direction, distance, and time]]> 2018-09-20 01:56:22 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283700338 Rectilinear maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283700487 all points move in a straight line, same distance, and direction (of all points) ]]> 2018-09-20 01:57:16 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283700487 Curvilinear maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283701087 the paths followed by the points on an object are curved, but they all travel the same distance and the orientation does not change]]> 2018-09-20 02:00:43 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/283701087 Angular Motion (rotation) maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/284185907 -when points on an object follow a circular motion (on an axis) ]]> 2018-09-21 00:39:19 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/284185907 General Motion maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/284186040 Angular motion and linear motion going on together at the same time]]> 2018-09-21 00:40:17 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/284186040 Linear Kinematics maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/284186184 2018-09-21 00:41:21 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/284186184 Position maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/284186402 a location in space]]> 2018-09-21 00:43:05 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/284186402 Displacement (resultant) maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/284186528 straight line distance in a specific direction from a starting point to an ending point ]]> 2018-09-21 00:43:50 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/284186528 Speed maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/284186617 rate of motion 
rate of distance travelled]]> 2018-09-21 00:44:41 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/284186617 Instantaneous Speed maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/284186683 speed at a specific point in time]]> 2018-09-21 00:45:08 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/284186683 Velocity maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/284186717 speed with direction and magnitude ]]> 2018-09-21 00:45:24 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/284186717 Acceleration maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/284187714 -change in velocity
-speed or direction in which an object moves changes ]]> 2018-09-21 00:52:08 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/284187714 Projectile maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/284187924 an object that moves through the air]]> 2018-09-21 00:53:38 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/284187924 When [a] is constant ([g]) the net external force on an object is constant and equal to [w] maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/284188552 2018-09-21 00:57:53 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/284188552 The horizontal velocity of a projectile is constant, acceleration=0, and in a straight line maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/284188938 2018-09-21 01:00:32 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/284188938 Forces that cause motion maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290550795 2018-10-09 03:29:49 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290550795 Law of Inertia maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290550861 every object continues in a state of rest or in uniform motion in a straight line, unless acted on by an external force]]> 2018-10-09 03:30:16 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290550861 Linear Momentum maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290551078 2018-10-09 03:31:38 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290551078 Linear Momentum maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290551092 the product of an object mass and its linear velocity]]> 2018-10-09 03:31:44 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290551092 Elastic Collision (KE is conserved) maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290551167 when 2 objects collide head on, all of their linear momentum is conserved/maintained]]> 2018-10-09 03:32:15 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290551167 Inelastic Collision maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290551444 objects in collision stay together and move with the same velocity (linear momentum is still conserved)]]> 2018-10-09 03:34:05 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290551444 Coefficient of Restitution maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290551598 tells you how fast two objects are moving away from each other]]> 2018-10-09 03:35:06 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290551598 Newtons 2nd Law maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290551918 the change in motion of an object is proportional to the force used and is made in the direction of the straight line of that force]]> 2018-10-09 03:37:02 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290551918 Newtons 3rd Law maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290552142 to every action there is an equal and opposed reaction, or mutual actions of two bodies upon each other are always equal and directed to contrary parts]]> 2018-10-09 03:38:30 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290552142 Forces can be equal but opposite, but not the effects of the forces maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290552474 2018-10-09 03:40:33 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290552474 Work maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290552685 the product of (average) force and the amount of displacement along the line of that force]]> 2018-10-09 03:41:46 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290552685 Mechanical Energy maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290552770 the capacity to do work]]> 2018-10-09 03:42:21 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290552770 Kinetic Energy maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290552865 energy due to motion]]> 2018-10-09 03:42:58 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290552865 Potential Energy maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290552919 energy due to position (relative to the ground/earth)]]> 2018-10-09 03:43:21 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290552919 Strain Energy maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290553246 energy due to the deformation of an object (more bend=more strain energy]]> 2018-10-09 03:45:25 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/290553246 Work maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/293149867 Concentric- positive
Eccentric- Negative
Isometric- No work]]> 2018-10-16 03:45:22 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/293149867 Doing work to increase energy maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/293150527 to increase vf we need to apply a greater force for a longer time]]> 2018-10-16 03:49:05 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/293150527 Doing work to decrease energy maya_tionne_smith https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/293150625 increase time, the impact force is decreased due to an increase in displacement]]> 2018-10-16 03:49:36 UTC https://padlet.com/maya_tionne_smith/x2brss33ge9w/wish/293150625