PPT-Pulleys A simple machine

What is a pulley A pulley is a wheel A pulley uses rope that goes around the pulley in its groove The rope attaches to objects Force is applied to the other end of the rope Why use a pulley wheel and not just rope looped around the beam. November 24. th. -25. th. . Goal:. I will be able to explain the relationship between mass, force and distance traveled. . I will be able to describe the difference between different simple machines. . Tried to take a super heavy object up a flight of stairs ? WHAT HAPPENED. Example. Have you ever . Tried to cut a cake with out a knife?. Example. Have you ever . tried to unscrew a nut, bolt, or screw from something with your bare hands and discovered that it was just too tight to loosen even if you had a good grip? . Planes and . Pulleys. Potential. and . Kinetic. . Energy. Mrs. . Martinez. . Sixth. Grade. Welcoming. . Work:Day. 1. 1. What are . Kinetic. and . Potential. . energies. ? . Give. . an. . Inclined Plane, Wedge, Screw, Lever, Wheel & Axle, Pulley.. By: . Shae. Anderson. What is a simple machine?. A simple device for altering the magnitude or direction of a force. . A simple machine has few or no moving parts.. 1 LAGGING FOR PULLEYS AGGINGAPABILITIES Baldor•dodge conveyor pulleys can be provided with high quality lagging designed to ensure maximum belt and pulley life in tough applications. Baldor 1 Dodge Conveyor Pulleys ING PULLEYS Integral hubs for increased pulley load carrying Patent-pending “Spider” construction supports the wings at the point furthest from Angled gussets expel WORK. Mechanical Advantage. Force. Effort. Efficiency. 1. Goals. Analyze the simple machines . qualit. atively and . quant. itatively in terms of force, distance, work and mechanical advantage. Be able to calculate mechanical advantage. Machines. Lesson 7. A compound machine is a machine made of two or more simple machines. The complexity can range from being very simple to very complex. . Domestic . Machines. A . common example of a domestic compound machine is nail clippers. A nail clipper contains two levers. A second class lever and a third class lever. The cutting blades themselves are also simple machines as they are inclined planes. . 1. Lecture. 21. Using. . Machines. Ozgur. . Unal. Machines. A . machine. . is a device . that. . makes. . doing. . work. . easier. .. Try. . to. . explain. . how. . the. . machines. . you. Not so simple machines!. Just think….. Could you lift your science teacher in the air?. Keep Thinking…... (This means you don’t have to write this!!). Building a house. Lifting a car. Building the pyramids. Simple machine is a term used to describe certain parts and pieces.. A simple machine is an apparatus that is made of a small number of pieces and permits us to use more efficiently or more comfortably mechanical energy. It helps us reduce the necessary force to perform a task.. Jeopardy. 100. 100. 200. 200. 400. 400. 300. 400. Bathroom Simple Machines. Kitchen simple Machines. Bedroom simple machines. Solar System. 300. 300. 300. 200. 400. 200. 100. 500. 500. 500. 500. 100. What is a Pulley?. Is a wheel with a grooved rim in which a rope can run to change the direction of the pull (force) that lifts the load.. How to Build Your Pulley. Use the following steps:. Clip a binder clip to the end of a half-meter stick.. Pay attention. Simple Machines. Simple machines assist us in doing work by creating a mechanical advantage.. They . do not . change the amount of work; they lower the effort force. There are 6 types of simple machines: lever, inclined plane, pulley, wedge, screw, and wheel and axle..