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Why is the sky blue?
By Mara, Wil
Publishers Summary:
- ISBN
- 978-0-76142-108-5
- Publisher
- New York : Marshall Cavendish Benchmark, c2007.
REVIEWS
School Library Journal
Reviewed on December 1, 2006
Gr 3-5 These books attempt to answer some basic questions about complex topics, but they have superfluous information and oversimplify some key concepts. Each title has five chapters of short sentences with easy vocabulary and a review question with a one-word answer. Interesting color photos and an activity are included. "Sky" discusses the wave nature of light energy and gives a confusing explanation of photons. Mara describes the visible spectrum, the atmospheres various layers, and the greenhouse effect. T...Log In or Sign Up to Read More
