Morgan, Sally, 1957-
The rock cycle /
Sally Morgan.
- 1st ed.
- New York, NY : PowerKids Press, c2009.
- Nature�s cycles .
What is a rock? -- Rocks beneath our feet -- Rock types -- Igneous rocks -- Volcanic rocks -- Sedimentary rocks -- Changing rocks -- Worn away -- Weathered slopes -- Washed up -- Soil -- Types of soil -- Rocks and pollution -- Glossary.
9781435828650
Petrology --Juvenile literature.
Geochemical cycles --Juvenile literature.
REF 552 / M82 2009