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Pulley - Wikipedia


A pulley is a wheel on an axle or shaft that is designed to support movement and change of direction of a taught cable, rope or belt along its circumference.

www.ask.com/youtube?q=What Is a Pulley?&v=LiBcur1aqcg
Feb 14, 2012 ... ... presents: What is a Pulley? Pulley is a simple machine and comprises of a wheel on a fixed axle, with a groove along the edges to guide a ...

What is a Pulley? - Physics for Kids | Mocomi


Learn what a pulley is - a simple machine that reduces the time and energy taken to lift heavy objects through this animated learning video.

How do pulleys work? - Explain that Stuff


May 29, 2016 ... An easy-to-follow explanation of how pulley wheels help you lift more by multiplying your lifting force.

Simple Machines - MIKIDS for YOUR KIDS!


1. Pulley - How Stuff Works. A pulley is a simple machine that uses grooved wheels and a rope to raise, lower or move a load. old wooden pulley. Pulleys. 2.

Pulley - Simple Machines - Quatr.us


Apr 22, 2016 ... April 2016 - A pulley is really a kind of wheel, just as a screw is a kind of inclined plane. But pulleys are so important that people give them their ...

What is a Pulley? | Everyday Learning | Science, Engineering ...


One answer is to use a pulley. A pulley is a simple machine. In this original KET video, children learn about the workings of this basic mechanism. This resource ...

Pulley | Define Pulley at Dictionary.com


Pulley definition, a wheel, with a grooved rim for carrying a line, that turns in a frame or block and serves to change the direction of or to transmit force, as when  ...

Dirtmeister: Simple Machines -- Pulley - Scholastic


The pulley is really a wheel and axle with a rope or chain attached. A pulley makes work seem easier because it changes the direction of motion to work with  ...

What is a pulley simple machine - eSchooltoday


The Pulley Have you seen your school flag being raised before? This is possible with a simple pulley. When you pull down on the rope, the pulley turns and the ...

What Is a Pulley?
A pulley is any mechanical device that uses a wheel with a groove to turn and pull an object with a type of yarn or material. Discover the many uses for a pulley with information from a sustainable gardener in this free video on gardening.... More »
Difficulty: Moderate
Source: www.ehow.com