1.1c - Movement Analysis Flashcards
Levers definition
A rigid bar that moves around a pivot point with force applied to it.
What is a way to remember what lever has what in the middle?
1 2 3
F L E
What is a fulcrum?
A fixed pivot point
What is effort?
The source of energy that will be applied
What is load?
The weight/resistance to be moved
What is a 1st Class Lever Sporting Example?
Heading a football
What is a 2nd class lever Sporting Example?
Pushing against sprint blocks
What is a 3rd class Sporting Example?
Bicep Curl
What is the mechanical advantage formula?
MA = effort / load
What is mechanical advantage?
Where a levers EFFORT arm is greater than it’s LOAD arm in comparison to the FULCRUM.
What does mechanical advantage allow?
Allows large LOADS to be moved with minimal EFFORT.
What is mechanical disadvantage?
Where a levers LOAD arm is longer than it’s EFFORT ARM in comparison to the FULCRUM.
What does mechanical advantage mean?
Little LOADS are lifted with lots of EFFORT.
What are Planes?
Imagery lines that divide the body into two.
What is the frontal plane?
A vertical plane that divides the body into FRONT and BACK.
F & B
What is a frontal plane sporting example?
Jumping Jacks
What is the Transverse Plane?
A horizontal plane that divides into UPPER and LOWER halves.
U & L
What is a Transverse Plane Sporting Example?
Bowling in Cricket
What is the Sagittal Plane?
A vertical plane that divides the body into RIGHT and LEFT sides.
R & L
What is a Sagittal Plane sporting example?
Kicking a Football
What is a way to know what Plane matches what Axis and Movement?
Plane | Axis | Movement
F | F | A , A
S | T | E , F
T | L | R
What are Axis?
Imagery lines that the whole body turns around.
What is the Frontal Axis?
Runs through the body horizontally from the BACK to the FRONT.
F 2 B
What is a Frontal Axis Sporting Example?
Cartwheel
What is the Longitudinal axis?
Runs through the body vertically from the TOP to the BOTTOM.
T 2 B
What is the Transverse Axis?
Runs through the body horizontally from LEFT to RIGHT.
What is a sporting example for Longitudinal Axis?
Pirouette
What is a sporting example for the Transverse Axis?
Somersault
