Soc20: Levers Flashcards
1
Q
Fulcrum
A
The point around which the lever rotates (joints)
2
Q
Load
A
The force that is applied by the lever system
3
Q
Effort
A
A force that is applied by the user of the lever
4
Q
Lever
A
A system of muscles and bones working together to bring about a movement
5
Q
Lever arm
A
A rigid bar such as a bone
6
Q
Whats in the middle of the first class lever
A
Fulcrum
7
Q
Middle of the second class lever
A
Load
8
Q
Middle of the third class lever
A
Effort