Book Overview
Describes the basic characteristics of echoes and how, by studying them, man has gained valuable information about the nature of sonar exploration and navigation. This description may be from another edition of this product.
Format:Paperback
Language:English
ISBN:0897990374
ISBN13:9780897990370
Release Date:June 1979
Publisher:Dandelion Pr
Length:32 Pages
Weight:1.11 lbs.
Age Range:7 to 10 years
Grade Range:Grades 2 to 5
Related Subjects
Children's Children's Books Science Science & Math Science & Scientists Science & TechnologyCustomer Reviews
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