Electric Power Grid

By Patricia Hynes

Book Overview

Life today would be very different without a reliable flow of electricity. A network of power plants and substations supplies the flow. The grid makes sure it is delivered where it is needed when it is needed. Look inside to learn more about this engineering marvel and its importance to life in the 21st century. Book jacket.

• Format: Library Binding
• Language: English
• ISBN: 1602790426
• ISBN13: 9781602790421
• Release Date: August 2007
• Publisher: Cherry Lake Publishing
• Length: 32 Pages
• Weight: 0.64 lbs.
• Dimensions: 0.3" x 7.7" x 9.5"
• Age Range: 9 to 13 years
• Grade Range: Grades 4 to 8