Pulleys in action
By: Gillian Gosman.
Series: Simple machines at work
Publisher: PowerKids Press
Published: 2011
Place of publication: New York
Language: eng
ISBN-13: 9781448806812; 9781448812943; 9781448812950
Subjects: Pulleys -- Juvenile literature
Genres: Juvenile literature
Notes: Includes index.
Table of contents: title: What is a pulley?; title: The parts of a pulley; title: A pulley's work; title: The fixed pulley; title: Movable and compound pulleys; title: The first pulley; title: Pulleys today; title: Pulleys and you; title: An experiment with pulleys; title: Smooth riding; title: Glossary.