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.
American Chemical Society
Middle School Chemistry: Changing State: Melting
Discover the concept that energy transfer and molecular motion cause the change in state from a solid to a liquid. Also compare state changes of water to the state changes of other substances.
PBS
Pbs Learning Media: Mystery Mud: Exploring Changes in States of Matter
Join a group of middle-school students on a visit to a laboratory at the Massachusetts Institute of Technology, where they experiment with "mystery mud" and learn about the relationships between magnetism, particle motion, and changes in...
Vision Learning
Vision Learning: Three States of Matter
Concept animation compares molecular movement of solids, liquids, and gases.
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: Three States of Matter
Teachers can find an interactive lesson plan for introducing the three states of matter to the early elementary student using items that they are familiar with. This also includes gathering data and filling in a table, an important part...
Science Education Resource Center at Carleton College
Serc: Oobleck: What State's the Matter
A lab activity where students determine the state of matter of the "oobleck". Students will create a lab procedure to investigate the state of matter. Site includes handouts for the activity.
Simon Fraser University
Chem1 Virtual Textbook: States of Matter [Pdf]
Through a series of five related sections, this 24 page pdf file examines a range of topics associated with states of matter including physical interactions between molecular units, bonding within molecular units, molecular units of...
The Association of the British Pharmaceutical Industry
Abpi: Solids, Liquids, and Gases
Students learn about solids, liquids, and gases in this interactive slide show. Animated cartoon characters explain concepts having to do with properties of matter. A self-checking quiz follows the lesson.
BioEd Online
Bio Ed Online: Making a Water Cycle
In this lesson students are required to observe a simple model of the water cycle constructed of sand and ice in a plastic shoe box.
University of Oxford (UK)
University of Oxford: A View From a Distant Universe
An eBook containing information regarding states of matter as it applies to celestial bodies and a universe.
TeachEngineering
Teach Engineering: States of Matter
Students act as chemical engineers and use LEGO MINDSTORMS NXT robotics to record temperatures and learn about the three states of matter. Properties of matter can be measured in various ways, including volume, mass, density and...
Texas Education Agency
Texas Gateway: Classification of Matter by Composition
The following tutorial provides an explanation of classification of matter by composition.
Texas Education Agency
Texas Gateway: Making and Verifying Conjectures About Three Dimensional Figures
Students will explore volume conjectures and solve problems by applying the volume formulas to composite figures.
Chem4kids
Chem4 Kids: Solids
Chem4Kids provides an overview of the solid state of matter that explores the characteristics of solids as well as how matter in other states becomes a solid.
National Earth Science Teachers Association
Windows to the Universe: Volcano Formation
Explanation of the factors that result in the formation of volcanoes, some basic but helpful animations and photographs.
Vision Learning
Vision Learning: States of Matter
Did you know the ancient Greeks first identified the three states of matter? Read about how the molecules differ in solids, liquids, gases, and plasma. View photographs and watch how the molecules move in each state. If you're really...
Chem4kids
Chem4 Kids: Matter
"Matter is everything." So begins this comprehensive website on the physical and chemical properties of matter in its four main states: solids, liquids, gases, and plasmas. The text is large and easy-to-read. Students will enjoy the...
Texas Education Agency
Texas Gateway: Creating Nets for Three Dimensional Figures
Given nets for three-dimensional figures, the student will apply the formulas for the total and lateral surface area of three-dimensional figures to solve problems using appropriate units of measure.
Texas Education Agency
Texas Gateway: Determining the Surface Area and Volume of Composite Figures
Given a problem involving composite figures made from prisms, pyramids, spheres, cones, and/or cylinders, the student will find the surface area and volume of the composite figure.
TeachEngineering
Teach Engineering: Mixtures and Solutions
This unit covers introductory concepts of mixtures and solutions. Students think about how mixtures and solutions, and atoms and molecules can influence new technologies developed by engineers. The first lesson explores the fundamentals...
Concord Consortium
Concord Consortium: Stem Resources: States of Matter
Using simulations observe what solids, liquids, and gases look like at the atomic scale. After observing the different states of matter at their atomic level, students will be able to conclude about the forces and attractions that exist...
American Chemical Society
Middle School Chemistry: Moving Molecules in a Solid
Students observe and describe, on the molecular level, how heating and cooling affect the motion of molecules in a solid.
Utah Education Network
Uen: Water Magicians
First graders observe water changing states from a solid to a liquid to a gas.
Utah Education Network
Uen: Water, Water Everywhere
Discussion of the various ways we rely on water.