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21 Best Facts About Matter
Matter | Definition, Characteristics, States, Examples, & Facts
Matter - National Geographic Society
What Is Matter? Definition and Examples - Science Notes and …
Matter - Wikipedia
What is matter? - Popular Science
States of Matter - Science Notes and Projects
Matter in our world — Science Learning Hub
All About Matter: An Introduction to the Basics - Owlcation
States of Matter: Solid, Liquid, Gas, and Plasma - ThoughtCo