eSchool Today
E School Today: The Changing State of Matter
Learn about the changing states of matter.
eSchool Today
E School Today: What Is Matter
Learn about matter, its three states, changes of state, how matter behaves, and physical and chemical changes in matter.
Science4Fun
Science4 Fun: States of Matter
Provides interesting information about the three basic states of matter: solid, liquid, and gas.
CK-12 Foundation
Ck 12: Earth Science: States of Water Study Guide
[Free Registration/Login may be required to access all resource tools.] This study guide summarizes key points about the three states of water. Includes a few questions to check for understanding.
Alabama Learning Exchange
Alex: Why Comparative Embryology Matters in the Real World
For this lesson, students compare similarities in the embryos of different organisms to look for features that would indicate common ancestry. They will then investigate how understanding this aspect of evolution has real-world...