Chapter 9 Simple Machines Flashcards
1
Q
Fulcrum
A
Point around which a lever turns.
2
Q
Load
A
Force such as a weight of an object.
3
Q
Effort
A
Forced used to cause movement.
4
Q
Inclined plane
A
Simple machine that uses sloping surface to reduce the effort required for a task.
5
Q
Lever
A
Rigid object the moves around a turning point when a force is applied.
6
Q
Wheel and axel
A
Lever that can rotate
7
Q
Pulley
A
wheel with a grooved rim around which a cord passes, which acts to change the direction of a force applied to the cord and is used to raise heavy weights.
8
Q
Block and tackle
A
system of pulleys in which there are both fixed and moving pulleys
9
Q
Transfer
A
move energy from one object to another using simple machines
10
Q
Transform
A
change one form (of energy) into another
