American Chemical Society
Inquiry in Action: From Liquid to Gas to Solid
What causes frost to form on the outside of a cold container? In this activity, students will see that the liquid water can change state again and freeze to become ice.
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?
New York University
New York University: States of Water
Use this resource to learn about the three different phases of water; solid, liquid, and gas. What happens to water as it changes into a solid or gas? Includes short and easy to do activity.
Alabama Learning Exchange
Alex: What's the Matter: Concentration Game
What's the Matter? is a guided inquiry lesson on classification of matter, physical and chemical properties, and physical and chemical changes. There are two parts to this lesson: (a) concentration game for definitions and (b)...
Other
King's Centre for Visualization in Science: Scientific Models
A series of interactive applets use scientific models to teach some basic concepts of matter, including states of matter and physical and chemical changes.
Simon Fraser University
Chem1 Virtual Textbook: Liquids and Their Vapors [Pdf]
With an overview of the various properties of the states of matter, this 18 page pdf file provides a series of topics related to liquids including special physical properties of liquids, changes of state, and more.
McREL International
Mc Rel International: Timss 2007 Released Items: Science Fourth Grade [Pdf]
A released question from the Trends in International Mathematics and Science Study (TIMSS) assessment about change of states of matter. Also included is a scoring guide for the released question.
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.
Read Works
Read Works: Mix the Old With the New
[Free Registration/Login Required] An informational text about how cooking causes changes in matter. A question sheet is available to help students build skills in reading comprehension.
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.
Kent State University
Kent State: Classification of Matter
Nice tree structure which shows the different separation technique needed for the two sides. Also gives examples of physical changes/separation techniques.
CPALMS
Florida State University Cpalms: Florida Students: Conservation of Mass Tutorial
Learn how mass is conserved in physical and chemical changes.
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.
University of Florida
Florida Museum of Natural History: Kitchen Science
This guide focuses on everyday substances and how we can change their properties by adding heat or cold, physically manipulating them, or mixing them together.
Other
Homewood City Schools: Classification of Matter
This Homewood City Schools site has an outline form and contains lots of information about the classification and composition of matter. Some of the topics covered are matter and temperature, changes in state, composition of matter, and...
ClassFlow
Class Flow: Matter, Property and Changes
[Free Registration/Login Required] This flipchart contains a review quiz for high school chemistry on matter, property and changes.
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: As a "Matter" of Fact
In this lesson plan site, students will define matter and compare properties of solids, liquids and gases.
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...
Other
Rooted and Growing: Kindergarten Science Unit: Objects and Materials [Pdf]
A collection of science lessons where students explore the characteristics of different materials and everyday objects and create their own objects and art. They study the properties of the materials that make them strong, absorptive,...
Other
Howto smile.org: From Gas to Liquid to Solid
Allow your learners to explore states of matter as they learn what causes frost to form on the outside of a cold container. Students will observe how liquid water can change to ice or water vapor in this lab. Lesson includes background...
Utah Education Network
Uen: Adding Heat
Observe the changes in the states of matter and volume when a balloon-covered flask with water in it is heated.
ArtsNow
Arts Now Learning: Be One With the Water [Pdf]
Fourth graders will explore states of matter and the water cycle by bringing water to life with their bodies. By enacting the changes that water molecules experience, 4th graders will learn scientific information kinesthetically.
E-learning for Kids
E Learning for Kids: Science: Loch Ness: What Happens When Solids and Liquids Are Heated or Cooled?
Students will look at what happens to different types of matter when they have a change of state.
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...