A
B
C
D
E
100
A pin or pole around which a wheel revolves.
axle
100
A group of two or more pulleys; used to lift or pull heavy objects
block and tackle
100
Any device made up of more than one simple machine a compound machine
Complex machine
100
A round object that turns around a central pin or pole; a type of simple machine
wheel and axle
100
a round object that turns around a central point
wheel
200
A lever in which the fulcrum is between the force and the object being lifted
First-class lever
200
The strength or energy that moves an object
force
200
The force that builds up when two objects rub against each other
friction
200
The point around which a lever pivots or turns
fulcrum
200
A toothed wheel that connects with another toothed object to change speed or direction; a type of simple machine
gear
300
A slanted surface that makes it easier to move an object between a lower level and a higher level; a type of simple machine.
inclined plane
300
A rigid bar that pivots or turns around a fulcrum; a type of simple machine.
lever
300
something that is lifted or carried
load
300
Any device that uses energy to help a person do work
machine
300
A circular lever, usually a wheel with a rope around it; a type of simple machine
pulley
400
A sloped path used to move things between a lower level and a higher level
ramp
400
a machine that performs tasks for people on its own
robot
400
The act of moving something
work
400
an inclined plane wrapped around a rod, often used to hold things together; a type of simple machine
screw
400
a lever in which the load is between the force and the fulcrum
second-class lever
500
Any basic device that works with the use of a single force
simple machine
500
an upward or downward slant
slope
500
third class lever
a lever in which the force is between the fulcrum and the load
500
any object or device that makes a job or task easier
tool
500
a simple machine with one narrow or pointed end and one wide end, used to separate two objects or parts
wedge
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