True and false: In a machine, force is increased if the effort moves a larger distance than the load. A single fixed pulley does not increase or decrease force. A bicycle is a simple machine. A wheel is a simple machine. The point at which a lever is supported is called a fulcrum. A pair of tongs is an example of a class 2 lever. It is easier to roll a heavy iron drum on an inclined plane than carrying it up directly. Regular oiling and polishing decrease the life of a machine.