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Simple Machines

Across
A slanted surface or ramp
A combination of several fixed and movable pulleys.
An inclined plane with 2 sloping slides instead of one
Measured in Joules
Advantage of the work completed
A rope wrapped around a wheel.
A bar that is free to turn on a fixed point called a fulcrum
Down
A tool to make tasks easier
A machine that combines two or more simple machines
The transfer of energy through motion
Something some simple machines can change
A measure of how much of the work is put into a machine is changed to useful work put out by the machine.
Resistance/effort
Something that levers can pivot on
An inclined plane that turns around a central point