A simple machine helps people do work more easily., Early humans used levers to move heavy rocks., The wheel and axle made travel and trade easier., An inclined plane allows people to move objects up a slope., Sailors used pulleys to raise sails on their ships., Wedges can split wood, but they can also cut other materials., Ancient builders used simple machines to help construct large monuments and buildings., In ancient Egypt, workers may have used ramps to move massive stone blocks for the pyramids., “Push together!” shouted Coach K as the students demonstrated how a lever can lift a heavy object., By combining simple machines with creativity and teamwork, early civilizations were able to accomplish remarkable engineering achievements.

Simple Machines

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