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 Melting
Explore the phase change that occurs when ice is melting.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: University of Colorado: States of Matter: Basics
An interactive simulation will heat, cool and compress atoms and molecules. Watch as they change between solid, liquid and gas phases. Recognize that different substances have different properties which will affect the temperatures for...
University of Colorado
University of Colorado: Ph Et Interactive Simulations: States of Matter: Basics
After watching this simulation, students will be able to describe characteristics of the three states of matter. They will watch as atoms and molecules change between solid, liquid and gas phases.
Chem Tutor
Chem Tutor: Chemistry: States of Matter
This lesson focuses on the states of matter: solids, liquids, and gases. It also discusses the Kinetic Theory of Matter, Thermodynamics, Triple point, Phase Change Graphs and the Heating Curve of Water. It provideds adrawing of a heating...
eSchool Today
E School Today: The Changing State of Matter
Learn about the changing states of matter.
Science Education Resource Center at Carleton College
Serc: Exploring States of Matter Gases
In this series of chemistry labs, students learn about the three states of matter by observing how molecules contract or expand as they change state.
Chem Tutor
Chem Tutor: States of Matter
A very descriptive site that allows students to understand the different states of matter at the atomic level. Also discusses the process of phase changes and displays phase change graphs. Thermochemistry is also touched upon for high...
Florida State University
Florida State University: Intermolecular Forces: Changes of State
Discusses the changes of state that can occur for the three different types of matter (solids, liquids, and gases) and different types of heat energy that have been defined by scientists.
Chem4kids
Chem4 Kids: States of Matter
This resource explains the five states of matter and methods of changing from one state to another.
American Chemical Society
Middle School Chemistry: Changing State Freezing
Discover how freezing works, when the change of state moves from liquid to solid.
Chem4kids
Chem4 Kids: Changing States of Matter
Find out how matter can change from one state to another.
CK-12 Foundation
Ck 12: Classification of Matter
[Free Registration/Login may be required to access all resource tools.] In this online tutorial students will define a mixture and understand why mixtures are different than pure substances. They will classify mixtures as homogeneous or...
University of Florida
Chem. 2041 Lecture Notes: The Forces Between Molecules
A discussion of the variety of forces which hold molecules together. The relative strengths of these forces for the various states of matter is discussed. The effect of such forces on the boiling points and other phase change...
Museum of Science
The Atom's Family: Phases of Matter
Help the Phantom choose a material and observe the changes at different temperatures in the molecule chamber. What happens to the elements or molecules as the temperature changes?
Quia
Quia: Phases of Matter
Four activities for reviewing vocabulary and definitions related to changes in states of matter.
University of Waterloo (Canada)
The University of Waterloo: The Heating Curve
The heat of vaporization along with several other thermal properties are explained. Sample problems are given. Illustrations.
University Corporation for Atmospheric Research
Ucar: Just a Phase: Water as a Solid, Liquid, and Gas
This site helps students construct a model of the arrangement of water molecules when present as solid, liquid or gas. Includes background information, lesson plans, links to standards and assessment ideas.
New York University
New York University: What Is Matter?
At this resource discover the difference between solids, liquids, and gases. Practice what you just learned with included review questions.
Texas Education Agency
Texas Gateway: Solids, Liquids, and Gases
Given descriptions, scenarios, or illustrations, students will distinguish between the compressibility, structure, shape, and volume of solids, liquids, and gases.
Texas Instruments
Texas Instruments: Who Says a Watched Pot Never Boils?
In this activity, students' will investigate what causes phase changes in matter.They use a temperature sensor to measure the temperature of a substance and identify visual clues to the phase changes.
Center of Science and Industry
Cosi Columbus: Can You Stand the Pressure
Science experiment that demonstrates the four states or phases of matter: solid, liquid, gas, and plasma. Includes full list of materials, procedures, and scientific explanation of how you change water from a liquid state to a gaseous...
Chem4kids
Chem4 Kids: Liquid to Gas and Back to Liquid
This resource discusses ways liquids can change into gases and vice versa.