click below
click below
Normal Size Small Size show me how
Simple Machines
Term | Definition |
---|---|
machines | mechanical device that helps transfer force to help people work |
simple machines | only require manual force from people or animals |
arm | beam or bar of lever |
fulcrum | pivot point on lever |
load | object to be moved |
effort | force needed to move the load |
inclined plane | sloping surface used to move objects |
inertia | resistance of object to change |
pulley | simple machine made of a grooved wheel and a rope |
axis | imaginary line that passes through an object |
screw | inclined plane spiraled around an axis |
wedge | a double inclined plane that tapers to a point |
effort | force applied to move a load |
force | to push or pull |
newton | metric unit to measure force |
wheel and axle | 2 wheels of different size rotate on the same axis |
gear | a toothed wheel |
work | when an object moves |