Cover of Is It Smooth or Rough?

Is It Smooth or Rough?

Properties of Materials

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Is It Smooth or Rough?

By: Lisa J. Amstutz
Narrated by: uncredited
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Summary

A piece of silk is smooth. Tree bark is rough. Why are some objects smooth and others rough? Find out in this series about materials and their properties. Informative, at-level text helps listeners understand the differences between smooth and rough objects.

©2021 Lisa J. Amstutz (P)2024 Capstone Publishers, Inc.
Science & Technology
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