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| The point of support on which lever turns |
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| A plan surface inclined at less than a right angle to a horizontal surface, used to roll or slide a load up or down |
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| Any of a class of basic tool consisting of a rigid bar or an equivalent, acting by pivoting around a fixed fulcrum to transfer applied force fro one point to another |
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| An amount of something carried; cargo or freight |
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| A man-made device, usually driven by a motor or engine, with a system of interrelated parts that work together to perform a task |
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| A supporting bar or shaft on which a wheel or wheels turn |
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| To bring or try to bring closer by exerting force upon |
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| A wheel or set of wheels with grooved edges over which a rope or chain can be drawn in order to change the direction of a pulling force and increase the capacity for lifting weight |
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| A fastener, usually metal, having a sometimes tapered shank with a helical thread, driven into a surface by applying pressure to the head while turning it |
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| A piece of wood or metal in a three-dimensional, triangular shape with a thin edge that is driven or forced between objects to split, lift, or reinforce them |
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| Any instrument or device resembling such a disk or frame in shape, motion, or function |
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