Get To Know Wheels And Axles
Challen, Paul C. 1967-
Get To Know Wheels And Axles - New York, NY : Crabtree Pub. Company, 2009. - 32 p. ; col. ill. ; 29 cm. - Get to know simple machines .
Includes index.
Wheels and axles -- The basic design -- How it works -- Wheel and axle in action -- Moving loads -- A multi-axle model -- A lifting machine -- Build a lifting machine -- Wheels and axles in action -- The fan in action -- Fighting friction -- How friction happens -- The wheel and axle as part of a complex machine -- Glossary.
Read all about wheels and axles and their many uses in this new book. Children will be thrilled to learn of their many uses, from doorknobs to the insides of a clock. There are wheels that move, turn, steer, and serve as gears.
9780778744719
2009004588
Wheels--Juvenile literature.
Axles--Juvenile literature.
TJ147 / .C45 2009
621.8 CHA
Get To Know Wheels And Axles - New York, NY : Crabtree Pub. Company, 2009. - 32 p. ; col. ill. ; 29 cm. - Get to know simple machines .
Includes index.
Wheels and axles -- The basic design -- How it works -- Wheel and axle in action -- Moving loads -- A multi-axle model -- A lifting machine -- Build a lifting machine -- Wheels and axles in action -- The fan in action -- Fighting friction -- How friction happens -- The wheel and axle as part of a complex machine -- Glossary.
Read all about wheels and axles and their many uses in this new book. Children will be thrilled to learn of their many uses, from doorknobs to the insides of a clock. There are wheels that move, turn, steer, and serve as gears.
9780778744719
2009004588
Wheels--Juvenile literature.
Axles--Juvenile literature.
TJ147 / .C45 2009
621.8 CHA