CK-12 Foundation
Ck 12: Changes in Matter
[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students identify the chemical properties of a substance and describe chemical changes and differentiate them from physical changes....
Chem4kids
Chem4 Kids: Changing States of Matter
Find out how matter can change from one state to another.
American Chemical Society
Middle School Chemistry: Changing State: Evaporation
Students build a model of a water molecule and design an experiment to see if adding energy affects the rate of evaporation.
American Chemical Society
Middle School Chemistry: Changing State: Freezing
Students investigate how low temperature causes water vapor to condense into a liquid and then freeze to form a solid.
Alabama Learning Exchange
Alex: Freezing Things: States of Matter
The class will go back over the Power Point presentation on chemical and physical properties. The teacher will then conduct numerous liquid nitrogen demos. This lesson is used early in the Chemistry course. The students love it. This...
Utah STEM Foundation
Utah Stem Action Center: Changes in Matter
The goal of this activity is to develop and use a model to describe that matter is made of particles on a scale that is too small to be seen. You will be making observations of changes supported by a particle model of matter.
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.
CK-12 Foundation
Ck 12: Chemistry Simulation: Phase Change
[Free Registration/Login Required] Explore how heat and temperature relate to phase changes.
Frostburg State University
General Chemistry Online: Physical and Chemical Changes
Resource provides information about the difference between physical and chemical changes. Includes a definition and examples of each.
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: States of Matter
A comprehensive lesson plan site that contains a number of activities to aid in teaching about the states and properties of matter and the difference between a physical and chemical change.
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.
Science Education Resource Center at Carleton College
Serc: Investigating Changes of State: Chemical and Physical Changes
For this chemistry lab, students will investigate, observe, and describe a variety of chemical and physical changes in matter. They will understand that this is part of everyday life.
Science Education Resource Center at Carleton College
Serc: Freezing and Phase Change: How Do You Make Ice Cream?
Students 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.
Science Education Resource Center at Carleton College
Serc: Observing the Effect of Temperature on Change of State and Gas Pressure
This lab serves as a short introduction to both changes in state and air pressure/the gas laws. The students will heat a small amount of water in an aluminum can. They will then invert it in a bucket of cold water and crush the can using...
CPALMS
Florida State University Cpalms: Florida Students: Physical and Chemical Changes
Explore the differences between chemical and physical changes, including some examples at the atomic level.
Chem4kids
Chem4 Kids: Chemical vs. Physical Changes
Identify chemical and physical changes and the differences between the two.
Quia
Quia: Phases of Matter
Four activities for reviewing vocabulary and definitions related to changes in states of matter.
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.
American Chemical Society
American Chemical Society: Inquiry in Action: Teach Science Well
Online textbook reviews fundamentals of chemistry and physical science via slideshow presentations, notes, and videos. Materials for classroom activities engage students in inquiry-based, hands-on investigations covering molecular...
American Chemical Society
American Chemical Society: Inquiry in Action: Teach Science Well
Online textbook reviews fundamentals of chemistry and physical science via slideshow presentations, notes, and videos. Materials for classroom activities engage students in inquiry-based, hands-on investigations covering molecular...
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.