Simple+Machines+Vocabulary

= Simple Machines Vocabulary Quiz Worksheet = Directions: Match the vocabulary words on the left with the definitions on the right. This material was taken from **The Web Portal For Educators ([|www.teach-nology.com]) **
 * 1. friction || a supporting bar or shaft on which, or by means of which, a wheel or wheels turn. ||
 * 2. inclined plane || an influence on the shape, motion, or other characteristics of a body or system. ||
 * 3. force || the point of support on which a lever turns. ||
 * 4. axle || the resistance of a surface to relative motion, as of an object sliding or rolling over it. ||
 * 5. power || physical, mechanical, or electrical energy. ||
 * 6. fulcrum || a plane surface inclined at less than a right angle to a horizontal surface, used to roll or slide a load up or down. ||
 * 7. load || <span style="font-family: Arial,Helvetica,sans-serif;">to bring or try to bring closer by exerting force upon. ||
 * <span style="font-family: Arial,Helvetica,sans-serif;">8. pulley || <span style="font-family: Arial,Helvetica,sans-serif;">any of a class of basic tools consisting of a rigid bar or an equivalent, acting by pivoting around a fixed fulcrum to transfer applied force from one point to another. ||
 * <span style="font-family: Arial,Helvetica,sans-serif;">9. pull || <span style="font-family: Arial,Helvetica,sans-serif;">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. ||
 * <span style="font-family: Arial,Helvetica,sans-serif;">10. lever || <span style="font-family: Arial,Helvetica,sans-serif;">to thrust (something) away. ||
 * <span style="font-family: Arial,Helvetica,sans-serif;">11. screw || <span style="font-family: Arial,Helvetica,sans-serif;">an amount of something carried; cargo or freight. ||
 * <span style="font-family: Arial,Helvetica,sans-serif;">12. push || <span style="font-family: Arial,Helvetica,sans-serif;">an elastic device or object that regains its original shape after being compressed, stretched out, or otherwise distorted. ||
 * <span style="font-family: Arial,Helvetica,sans-serif;">13. tool || <span style="font-family: Arial,Helvetica,sans-serif;">a man-made device, usu. driven by a motor or engine, with a system of interrelated parts that work together to perform a task. ||
 * <span style="font-family: Arial,Helvetica,sans-serif;">14. spring || <span style="font-family: Arial,Helvetica,sans-serif;">a fastener, usu. metal, having a sometimes tapered shank with a helical thread, driven into a surface by applying pressure to the head while turning it. ||
 * <span style="font-family: Arial,Helvetica,sans-serif;">15. machine || <span style="font-family: Arial,Helvetica,sans-serif;">an instrument, such as a hammer, drill, or other hand-held device, used for doing work. ||
 * 16. wedge || <span style="font-family: Arial,Helvetica,sans-serif;">any instrument, device, or apparatus resembling such a disk or frame in shape, motion, or function. ||
 * 17. wheel || <span style="font-family: Arial,Helvetica,sans-serif;">the measured ability of a force to produce turning or twisting around an axis, such as a gear or shaft. ||
 * 18. torque || <span style="font-family: Arial,Helvetica,sans-serif;">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. ||
 * 19. work || <span style="font-family: Arial,Helvetica,sans-serif;">physical or mental effort directed toward achieving some result; labor. ||