Levers Flashcards
(4 cards)
1
Q
Lever 1 =
A
Fulcrum lies in the middle, between the effort and the load.- elbow extension for a football throw in.
2
Q
Lever 2 /\
A
The load is in the middle, the fulcrum is at one end and the effort is at the other.- Push ups, planterflexion and dorsiflexion.
3
Q
Lever 3 \/
A
The effort lies in the middle, between the load and fulcrum.- Bicep curl.
4
Q
Mechanical Advantage
A
The amount of energy produced by a machine compared to the amount of force applied to use it. MA= EA/WA. MA= Mechanical Advantage, EF= Effort Arm (effort to fulcrum), WA= Weight Arm (ressictance load to fulcrum).
