Chapter 9: Simple Machines Flashcards
1
Q
First Class Lever
A
The fulcrum is between the load and the effort
2
Q
Second Class Lever
A
The load is between the effort and the fulcrum
3
Q
Third Class Lever
A
The effort is between the load and the fulcrum
4
Q
Fulcrum
A
Turning point of a lever is called its fulcrum
5
Q
Effort
A
The force to cause movement is called the effort
6
Q
Load
A
The resistance to motion that a lever works against is called the load
7
Q
Wheel and axle
A
A Circular doorknob is an example of a wheel and axle
8
Q
Pulley
A
A pulley is a special type of wheel and axle that makes it easier for you to lift a load.
9
Q
Block and tackle
A
Block and tackle pulley = Multiple pulley system
