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Mechanical advantage word problems3/12/2024 ![]() What is a Lever?Ī lever is a simple machine made of a rigid beam and a fulcrum. In fact, a machine is any device that transmits or modifies force. When you hear the word “machine” do you automatically think of something with a motor, like a forklift or a washing machine? Machines do not have to have motors. Let us consider the first of these simple machines: the lever. There are six standard types of simple machines. Both simple and compound machines make work easier by changing the size or direction of the force. These machines create systems for different kinds of movement to occur when force is applied to a load. Combinations of two or more simple machines working together are called compound machines. Simple machines are mechanical devices that are used to make work easier.
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