An inclined plane is a simple machine. An inclined plane is a ramp used to reduce the effort needed to raise or lower an object over a vertical height.
It is easier to climb stairs to get to a second floor than to climb straight up a rope. It is easier to walk up a long, gentle hill than to climb up a short, steep hill.
The following are examples of inclined planes:
Egyptians used inclined planes, or ramps, to move huge blocks of
stone to build the pyramids.
Wheel Chair Ramp
Road & Screw
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Professor Beaker's Learning Lab about Inclined Planes: Simple Machines
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