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Simple machines
Date Submitted: 09/25/2001 21:29:01
Length: 2 pages (585 words)
Views: 176142
Definitions: Machine- A device that makes work easier by changing the speed , direction, or amount of a force. Simple Machine- A device that performs work with only one movement. Simple machines include lever, wheel and axle, inclined plane, screw, and wedge. Ideal Mechanical Advantage (IMA)- A machine in which work in equals work out; such a machine would be frictionless and a100% efficient IMA= De/Dr Actual Mechanical Advantage (AMA)- It is pretty …
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