Texas Education Agency
Texas Gateway: Heating and Cooling
A tutorial reviewing the states of matter and the effects of heating and cooling matter in the different states. (Note: some of the links may not load in the archived version of the site.)
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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.
Ministerio de Educación (Spain)
Ministerio De Educacion: La Materia
In this site you can learn and experiment with matter properties and change in behavior. Every theoretical explanation is accompanied by an animation. You will be able to aply the theory to real experiments.
Crescent Public Schools
The Internet Science Room: The Kinetic Theory & Phase Change
This tutorial helps students understand the Kinetic Theory, which explains the effects of temperature and pressure on matter as it goes through phase changes.
Scholastic
Scholastic: Study Jams! Science: Matter: Periodic Table
A video and a short quiz on the periodic table of elements and how it is organized.
Success Link
Success Link: Dry Ice Lab/demonstration How Cool It Is!
A lesson plan using dry ice to show the four states of matter. Included are inquiry-based questions to use as part of the demonstration.
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: Your Ice Cream Is Moving
Learn how states of matter are dependent on an object's average kinetic energy.
Curated OER
Matter
A brief site which defines solids, liquids and gases along with a drawing of each.
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.
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: Physical and Chemical Changes
This lesson plan focuses on the difference between physical and chemical changes of matter.
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
States of Matter and Properties of Gases: Terms
A very complete list of terms that are important to the study of gases. This resource is a web archive.
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.
Museum of Science
The Atom's Family: Mighty Molecules
In this activity, students construct models of molecules using marshmallows and gum drops.
MadSci Network
The Mad Scientist Network: Chemistry
The question: "What would the triple point of water truly look like?" is discussed and explained. The phases of matter are described.
New York University
Nyu: Math Mol: Motion of Molecules
Examine the link between molecular motion and energy. Observe the movement of a molecule at room temperature. Learn about the different types of molecular motion.