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S8P3.c
Demonstrate the effect of simple machines on work
Term | Definition |
---|---|
work | da transfer of energy 2 an obj by using a force dat causes da objs 2 move in da direction of da force |
machine | a device dat helps do work either by overcoming a force or changing da direction of da amplified force |
inclined plane | a simple machine dat is a straight slanted surface, which facilitates da loading ramps |
wedge | a simple machine dat is made up of 2 inclined planes & dat move, often 4 cutting |
screw | a simple machine dat consists of an inclined plane wrapped around a cylinder |
lever | a simple machine dat consists of a bar dat pivots @ a fixed point called a fulcrum |
pulley | a simple machine dat consists of a wheel over which a rope chair or wire pases |
wheel & axle | a simple machine consisting of 2 circular objs of diff sizes; da wheel is da large of da 2 circular objs |