A
Do work using only one movement
Simple Machine
the ratio of a machine’s output force produced to the input force applied
Mechanical Advantage
the ratio of the output work to the input work
Efficiency
a simple machine made up of a bar that pivots, or rotates, about a fixed point
Lever
The point about which a lever pivots
Fulcrum
is an axle attached to the center of a wheel and noth rotate together
Wheel and Axle
is a flat, sloped surface
Inclined Plane
A sloped surface that moves
Wedge
An inclined plane wrapped around a cylinder
Screw
a simple machine that is a grooved wheel with a rope or a cable wrapped around it
Pulley
the transfer of energy that occurs when a force is applied over a distance
Work
the rate at which work is done
Power