|aWhy? |banswers to everyday scientific questions |cJoel Levy.
|aAnswers to everyday scientific questions
|aSan Francisco, CA |bZest Books|c2013.
|a192 p. |bill. |c19 cm.
|aGrade 7 & up.
|aIncludes bibliographical references (p. 184-185) and index.
|aNature and the Earth -- The human body and mind -- Physics and space.
|aProvides easy-to-explain answers to questions about science, including why is the sky blue, why can't humans breathe underwater, and why is the universe expanding --|cSource other than Library of Congress.