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20 terms

Other Simple Machine

I exported it from Mrs. Haugen. Its khaugen. Cool Right?
STUDY
PLAY
Joule
Unit used to express work
Watt
Unit used to express power
Power
Work / time
Work
Force x distance
Work input
Work you do on a machine
Work output
Work the machine does on the object
Inclined Plane
Straight, slanted surface
Lever
Bar that pivots at a fixed point
Screw
Inclined Plane wrapped in a spiral
Block and Tackle
Two kinds of pulleys used together in a system
Simple Machine
Device that makes work easier by changing the size of the direction of a force
Wedge
Double inclined plane
Compound Machine
Machine made up of two or more simple machines
Pulley
Grooved wheel that holds a rope or cable
Fulcrum
Fixed point at which a lever pivots
Mechanical advantage
Force Input/ Force Output
Mechanical Efficiency
(Work Input/ Work Output ) x 100%
First Class Level
Fulcrum in middle: example - seesaw
Second Class Lever
Output in middle: example - wheel barrow
Third Class Lever
Input in middle: example- tweezers