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3.3
Term | Definition |
---|---|
Simple machines | do work using only one movement |
lever | A simple machine made up of a bar that pivots at a fixed point |
fulcrum | the point the lever pivots |
wheel and axle | axle and center of wheel rotate together |
inclined plane | flat, sloped surface |
wedege | sloped surface that moves |
screw | a wrapped incline cylinder |
pulley | grooved wheel with roe around it. |