Wikimedia
Wikipedia: Materia
Explore the concept of matter in this Spanish-language encyclopedia entry. This site features the properties of matter, the Law of Conservation of Matter, and other important features of matter.
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.
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.
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.
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.
CK-12 Foundation
Ck 12: Physical Science: Liquids
[Free Registration/Login may be required to access all resource tools.] Properties of liquid matter.
PBS
Pbs Learning Media: The Ruff Ruffman Show: Teacher's Guide: Kitchen Chemistry
Learn about kitchen chemistry alongside Ruff Ruffman. Students can use the videos, games, and activities from The Ruff Ruffman Show to discover how by investigating solids and liquids and exploring heating and cooling, science can help...
Channel 4 Learning
4 L: Science Essentials: Material World
Learn about topics related to the material world. Each topic includes facts, a glossary, an interactive quiz, printable worksheets, an image bank, and web links.
CK-12 Foundation
Ck 12: Chemistry Simulation: Phase Change
[Free Registration/Login Required] Explore how heat and temperature relate to phase changes.
CK-12 Foundation
Ck 12: Chemistry for High School
This digital textbook covers core chemistry concepts and includes interactive features, real-world examples, and videos.
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.
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.
CK-12 Foundation
Ck 12: Physical Science: Melting
[Free Registration/Login may be required to access all resource tools.] What happens to matter when it melts and the definition of melting point.
Utah STEM Foundation
Utah Stem Action Center: What's Up With Our Air?
Young scholars will use modeling to understand inversions. Their models will evolve as they gather more information.
E-learning for Kids
E Learning for Kids: Science: North Sea: Denmark: What Happens When Materials Are Heated or Cooled?
Did you know that water has different states? Learn all about it with Boris in Copenhagen.
Alabama Learning Exchange
Alex: Solids, Liquids, and Gases
This instructional activity focuses on solids, liquids, and gases. It has several review activities and an exciting lab experiment involving ice cream to complete the instructional activity.
Science Education Resource Center at Carleton College
Serc: Polymers & Plastics: Classification & Models
Students will use their prior knowledge about changes of matter including physical and chemical changes to examine and categorize various types of plastics (polymers). They will identify how their chemical properties allow them to have...
E-learning for Kids
E Learning for Kids: Norway Fjords: What Are Solids, Liquids and Gases?
The differences between solids, liquids, and gases and the properties of each are presented in this lesson.
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.
Science Education Resource Center at Carleton College
Serc: Mystery Material: Is It a Solid or a Liquid?
Is it a solid or a liquid? In this activity, middle schoolers will handle a mystery substance that has qualities of both a solid and a liquid while learning about phases. They will manipulate the substance, record any observations they...
Upper Canada District School Board
Tom Stretton's Advanced Placement Chemistry: Liquids and Solids
Take on this self-guided advanced level e-text, and learn about the chemical and physical structure of liquids and solids.
Center for Literacy and Disability Studies, University of North Carolina at Chapel Hill
Tar Heel Reader: Forms of Water
Find out how water can exist in the three different pahses of matter.
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.
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...
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