Levers Flashcards
1
Q
What is a lever
A
A long rigid object with a pivot somewhere along its length
2
Q
What is a pivot sometimes called
A
A fulcrum
3
Q
What are the types of lever
A
Class 1 2 and 3
4
Q
Describe a class one lever
A
The load at one end the effort at the other and the fulcrum in the middle
5
Q
What way does load push
A
Down
6
Q
What way does effort push
A
Up
7
Q
Describe a class two lever
A
The load in the middle and the effort and fulcrum on the outside
8
Q
Describe a class 3 lever
A
The fulcrum on one end the load on the other and the effort on the middle
9
Q
What does fle stand for
A
Force load effort
10
Q
What do levers always have
A
A fulcrum a load and a effort
