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Science Education Resource Center at Carleton College
Serc: Exploring States of Matter Gases
In this series of chemistry labs, learners learn about the three states of matter by observing how molecules contract or expand as they change state.
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Colts Neck Township Schools: Hands on Technology: Solids, Liquids, and Gases
Printable classroom-ready worksheets for a series of simple-to-implement experiments about the states of matter.