PBS
Pbs Learning Media: Phases of Matter: Interactive Lesson
Learn about the three phases of matter, and how the addition and removal of thermal energy (also known as heat) affects them.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: States of Matter
Watch different types of molecules form a solid, liquid, or gas. Add or remove heat and watch the phase change. Change the temperature or volume of a container and see a pressure-temperature diagram respond in real time. Relate the...
Chem4kids
Chem4 Kids: States of Matter
This resource explains the five states of matter and methods of changing from one state to another.
Concord Consortium
Concord Consortium: Stem Resources: Phase Changes
This activity reviews of states of matter, then relates them to atomic movement as it is affected by attractions between atoms and the addition of energy. Latent heat and evaporative cooling are also topics covered. Multiple-choice and...
OpenStax
Open Stax: What Is a Fluid?
From a chapter on Fluid Statics in a Physics textbook. This introductory section of the chapter covers the three common phases of matter, their physical properties, and how atoms are arranged in solids, liquids, and gases. Includes a...
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...
Science Education Resource Center at Carleton College
Serc: Freezing and Phase Change: How Do You Make Ice Cream?
Young scholars will be expanding a study of phase changes after experiences with exploration of the three phases of matter. They apply what they have learned through freezing water and create a tasty ice cream treat.
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.
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...
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?
Center for Literacy and Disability Studies, University of North Carolina at Chapel Hill
Tar Heel Reader: Three Kinds of Matter: Solids, Liquids, and Gases
Find out about the three states of matter: solids, liquids, and gases.
American Chemical Society
Middle School Chemistry: Chapter 2: Changes of State
Five chemistry lessons about phase changes between the states of mattter complete with handouts and animations.
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.
CK-12 Foundation
Ck 12: Chemistry Simulation: Phase Change
[Free Registration/Login Required] Explore how heat and temperature relate to phase changes.
Texas Education Agency
Texas Gateway: Ap Physics: Fluid Statics: What Is a Fluid?
By the end of this section, you will be able to state the common phases of matter; explain the physical characteristics of solids, liquids, and gases; and describe the arrangement of atoms in solids, liquids, and gases.
Georgia Department of Education
Ga Virtual Learning: Physical Science: Matter and the Atom
Students investigate the structure and parts of the atom, and learn about atomic mass and atomic number. They also explore the differences among solids, liquids, gases, and plasma.
Chem4kids
Chem4 Kids: Changing States of Matter
Find out how matter can change from one state to another.
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...
Quia
Quia: Phases of Matter
Four activities for reviewing vocabulary and definitions related to changes in states of matter.
CK-12 Foundation
Ck 12: Plix: Structure of Water: Phases of Matter
[Free Registration/Login Required] Explore this interactive by dragging the red dots to match each physical state of water with the correct picture of its molecules.
Center for Literacy and Disability Studies, University of North Carolina at Chapel Hill
Tar Heel Reader: Liquids: A Science Curriculum Resource Support
Read about solids, liquids, and gases, and find out about the phases of matter.
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.