Levers & Technology 5 Flashcards
1
Q
what’s a lever
A
rigid structures that rotate around a fixed point (bones)
2
Q
what’s a fulcrum
A
the fixed point a lever rotators around (joint)
3
Q
what is the effort of a lever
A
when muscles contract an effort is created- the muscles that surround a joint create internal forces and i move the bone
4
Q
what is the load in a lever
A
the large enough effort that overcomes the load places upon a lever such as weight, to pull on the lever and create movement
