Levers and pulleys

"Describes different jobs that levers and pulleys can do and how they are able to do them. As readers use scientific inquiry to learn about how force, energy, and work make using these simple machines possible and effective, an activity based on real world situations challenges them to apply what they've learned in order to solve a puzzle"--

שנה

2011

שפה

English

סדרה

iScience readers

הוצאה

Norwood House Press

מהדורות

1

עמודים

48

ISBN

9781599534268

מקור הנתונים: Wikidata