week 7 Flashcards
1
Q
first class lever?
A
seesaw or scissors
2
Q
second class lever?
A
wheelbrow
3
Q
third class lever?
A
bicycle or bicep curl in body
4
Q
mechanical advantage greater than 1 gives you
A
a strength advantage
5
Q
most levers in the body is?
A
third class lever
6
Q
how do you make someone fall?
A
shift their centre of mass outside the bass of support
7
Q
What are levers?
A
Rigid rod rotated about a fixed point or axis
8
Q
Fulcrum?
A
point of rotation
9
Q
Torque/moment of force?
A
Measure of tendency of a force to rotate an object about some axis
10
Q
Upset balance?
A
Shift CoM outside the base of support
