4517829
9780912511740
These extensive activities explore many aspects of acid rain and its effects on our environment. Students learn about acids, the pH scale, make "flake lakes", determine how the pH of the lakes changes after an acid rainstorm, present a play about the effects on aquatic life, and hold a town meeting to discuss solutions.Hocking, Colin is the author of 'Acid Rain - Colin Hocking - Paperback - REVISED' with ISBN 9780912511740 and ISBN 0912511745.
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