Physical Sciences Standards Preview How Things Can Standard Set Physical Sciences Materials come in different forms (states), including solids, liquids, and gases As a basis for understanding this concept: Change 1.b Students know the properties of substances can change when the substances are mixed, cooled, or heated Genre Nonfiction Comprehension Skill Put Things in Order by Peggy Bresnick Kendler Text Features • Captions • Glossary Science Content Matter Scott Foresman Science 1.2 ISBN 0-328-23475-3 ì