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Chapter 4

Simple Machines

TermDefinition
Gear a part, as a disk, wheel, or section of a shaft, having cut teeth of such form, size, and spacing that they mesh with teeth in another part to transmit or receive force and motion
Lever a rigid bar that pivots about one point and that is used to move an object at a second point by a force applied at a third
Output Arm the lever on a fulcrum, The output arm is the side where the output force is applied
Input the power or energy supplied to a machine
Machine device that transmits or modifies force or motion
Output Force the force a machine applies to accomplish a task
Input Arm when you place a lever on a fulcrum, the input arm is the side of the lever where the input force is applied
Input Force the force applied to a machine
Output Gear connects to the output of the machine
Prototype the original or model on which something is based or formed
Output the power or force produced by a machine
Mechanical Systems a series of interrelated, moving parts that work together to accomplish a specific task
Input Gear connects to the input of the machine
Engineering the work done the branch of science and technology concerned with the design, building, and use of engines, machines, and structures
Engineering cycle a process used to build devices that solve technical problems.
Engineers a person trained and skilled in the design, construction, and use of engines
Force strength or power exerted upon an object
Fulcrum the support, or point of rest, on which a lever turns in moving a body.
Simple Machine an unpowered mechanical device
Created by: EliseReach8th