Wheels and axles reduce friction, enabling smooth movement of heavy loads. Examples include carts for transportation, bicycles for riding and wheelbarrows in construction, where the axle evenly distributes weight for balance.
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Wheels and axles simplify moving heavy loads by reducing friction and distributing weight evenly. This system allows smooth and balanced movement. Real-life examples include carts used for transporting goods, bicycles for commuting, and wheelbarrows for carrying construction materials. In each case, the axle serves as a pivot point, while the wheels ensure effortless rolling, demonstrating the efficiency and practicality of this simple machine in everyday tasks.