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.
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.
American Chemical Society
Inquiry in Action: Exploring Baking Powder
An activity that allows students to discover the active ingredients in baking powder by studying chemical change. Lab activity includes both teacher and student instructions.
CK-12 Foundation
Ck 12: Chemistry: Physical Change
[Free Registration/Login may be required to access all resource tools.] Covers reversible and irreversible physical changes.
CK-12 Foundation
Ck 12: Physical Science: Physical Change
[Free Registration/Login may be required to access all resource tools.] Definition of physical change and examples, and how physical changes can be reversed.
CK-12 Foundation
Ck 12: Chemistry: Physical Change
[Free Registration/Login may be required to access all resource tools.] Definition of physical change and examples, and how physical changes can be reversed.
Science Struck
Science Struck: The Phenomena of Physical Change Explained
Explains what a physical change is and gives examples. The difference between a physical and a chemical change is also discussed.
CK-12 Foundation
Ck 12: Physical Science: Recognizing Chemical Reactions
[Free Registration/Login may be required to access all resource tools.] Signs that a chemical reaction has occurred.
Science Education Resource Center at Carleton College
Serc: Investigating Changes of State: Chemical and Physical Changes
In 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: Mystery Powders: An Introduction to Physical and Chemical Properties
Students will complete various tests of five mystery powders to develop an understanding of physical and chemical properties. They will record their observations and develop hypotheses as to what they think each mystery powder is and...
CK-12 Foundation
Ck 12: Chemistry Simulation: Camping Chemical and Physical Changes
[Free Registration/Login Required] Explore how heat and temperature relate to phase changes.
Science Education Resource Center at Carleton College
Serc: Plastic Polymers: Investigating Their Flexibility
Young scholars will use their prior knowledge about changes of matter to develop a hypothesis to test the physical properties of materials such as plastic (polymers) and how its chemical properties allow it to have unique physical...
Chem4kids
Chem4 Kids: Chemical vs. Physical Changes
Identify chemical and physical changes and the differences between the two.
CK-12 Foundation
Ck 12: Second Grade Science: Changes
[Free Registration/Login may be required to access all resource tools.] Covers reversible and nonreversible changes.
E-learning for Kids
E Learning for Kids: Science: Netherlands: What Are Permanent and Temporary Changes?
In this lesson, students match a substance with its state of matter, identify what state something is, and learn about temporary and permanent changes in matter.
Other
The Science House: Ziptop Bag Chemistry
In this experiment, three reactions are performed in a sealed Ziploc bag so that they can be observed. Students identify whether physical or chemical change has taken place.
ClassFlow
Class Flow: Changes of Matter
[Free Registration/Login Required] This lesson is the third of three lessons. It covers the physical changes of matter and explains how chemical changes can be detected.
CK-12 Foundation
Ck 12: Fourth Grade Science: Physical Science: Forms and Changes of Energy
[Free Registration/Login may be required to access all resource tools.] Discusses different forms of energy and how energy changes form.
E-learning for Kids
E Learning for Kids: Science: Arctic Ocean: How Can We Change Materials?
Join Jacob on the Nova Zembla Expedition, and help him use suitable materials for building his house.
Utah Education Network
Uen: Physically Change Shape of Object
Science fair project tests whether students can construct a shape out of clay that will float.
Utah Education Network
Uen: Physical Changes
Second graders explore the concept of law of conservation of mass.
SMART Technologies
Smart: Physical and Chemical Properties
Students will learn the difference between physical and chemical properties of matter.
Maryland Science Center
Maryland Science Center: Create a Kitchen Chemistry Kit [Pdf]
Instructions for how to safely create a chemistry set using basic ingredients found around the home. Provides two experiments to try, one involving a physical change and the other a chemical change.
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.