science program from the ngs pictureshow series. describes the three major kinds of rocks, their mineral composition, and the characteristics that help identify minerals. examines the effects of weathering and erosion-wearing down rocks and transporting rock materials. for 4-9
Format
Taschenbuch
Seiten
96 Seiten
Sprache
Englisch
Veröffentlicht
Jun 1, 1994
Verlag
Teacher Created Resources
ISBN-10
1557348316
ISBN-13
9781557348319