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Simple Machines: Glossary
A
- agriculture
- related to farming
C
- compound machine
- a device created from two or more simple machines
E
- equivalent
- equal
F
- fulcrum
- the point on which a lever pivots
G
- gears
- a toothed wheel
I
- inclined plane
- one of the six simple machines - a ramp
- industry
- employment or type of business
J
- joule
- the measure of 1 Newton of work over 1 meter
L
- lever
- one of the six simple machines - a pole used for lifting
N
- Newtons
- the unit used to measure work - expressed as a capital N
P
- pulley
- one of the six simple machines - a wheel and axle combined with chains or rope
S
- Sir Isaac Newton
- famous scientist who developed Newton's 3 laws of motion (1642- 1727)
- screw
- one of the six simple machines - a twisted inclined plane
V
- vertical
- a distance perpendicular to the horizon or force of gravity
W
- wedge
- one of the six simple machines - two inclined planes used to separate or hold objects tightly
- wheel and axle
- one of the six simple machines - wheel with a rod through its center
- work
- amount of energy necessary to move an object
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