Hydroelectric Energy

By Tamra B. Orr

For years, people have used water power to provide electricity. This study recaps that history and describes exciting new techniques.

• Format: Library Binding
• Language: English
• ISBN: 1602790493
• ISBN13: 9781602790490
• Release Date: August 2007
• Publisher: Cherry Lake Publishing
• Length: 32 Pages
• Weight: 0.59 lbs.
• Dimensions: 0.3" x 7.7" x 9.5"
• Age Range: 9 to 13 years
• Grade Range: Grades 4 to 8