Angular Kinematics Terms Flashcards
Absolute angle
Angular orientation of a body segment with respect to fixed line of reference
Anatomical reference position
Reference point on the body in anatomical position
Angular acceleration
Change in angular velocity over change in time, alpha
Angular displacement
Change in position, theta
Angular distance
Total length of travel, phi
Angular speed
Change in angular distance over change in time, sigma
Angular velocity
Change in angular displacement over change in time, omega
Axis of rotation
Body revolving around a central line/point
Clockwise rotation
Negative numbers
Counterclockwise rotation
Positive numbers
External angle
Angle outside of two segments
General motion
Combo of angular/linear motion
Goniometer
Instrument that measures angles
Instant center
Location of joint center of rotation
Internal angle
Angle within two segments