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.
Concord Consortium
Concord Consortium: Stem Resources: States of Matter
Using simulations observe what solids, liquids, and gases look like at the atomic scale. After observing the different states of matter at their atomic level, students will be able to conclude about the forces and attractions that exist...
Purdue University
Purdue Univ: Gases, Liquids, and Solids
This site has a brief description of the differences in particles in a gas, liquid, and solid. Animated microscopic pictures demonstrate the molecular movement in each state. Information is then summarized in an easy-to-read chart.
CPALMS
Florida State University Cpalms: Florida Students: Heat and States of Matter
Learn how states of matter can change as heat is added to a system.
American Chemical Society
Middle School Chemistry: Changing State: Evaporation
Learn how substances change from a liquid to a gaseous state in the process of evaporation.
CK-12 Foundation
Ck 12: Physical Science: Changes of State
[Free Registration/Login may be required to access all resource tools.] Definition of a change of state and the physical processes that cause it.
American Chemical Society
Middle School Chemistry: Changing State Melting
Explore the phase change that occurs when ice is melting.
American Chemical Society
Middle School Chemistry: Changing State Freezing
Discover how freezing works, when the change of state moves from liquid to solid.
American Chemical Society
Middle School Chemistry: Changing State Condensation
Explore the process of condensation as it pertains to molecular movement in water vapor.
eSchool Today
E School Today: The Changing State of Matter
Learn about the changing states of matter.