Web Results
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

Pulley - Wikipedia

en.wikipedia.org/wiki/Pulley

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

www.ask.com/youtube?q=What Is a Pulley?&v=LiBcur1aqcg
Feb 14, 2012 ... Understand the mechanism of the simple machine, the pulley. Understand and learn about how these machines make work a lot more easier ...
www.ask.com/youtube?q=What Is a Pulley?&v=LiarGb_LK10
Aug 21, 2013 ... The trade-off is that as you increase the number of pulleys, you require a greater amount of rope to achieve the same result. Since you have ...

What is a pulley simple machine - eSchooltoday

eschooltoday.com/science/simple-machines/what-is-a-pulley.html

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? - Physics for Kids | Mocomi

mocomi.com/pulley/

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

Pulley | Define Pulley at Dictionary.com

www.dictionary.com/browse/pulley

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  ...

How do pulleys work? - Explain that Stuff

www.explainthatstuff.com/pulleys.html

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

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

www.pbslearningmedia.org/resource/evscps.sci.phys.pulley/what-is-a-pulley/

Pulleys are simple machines with few moving parts. This makes them a good tool for introducing more complicated concepts like design and function to very ...