Texas Education Agency
Texas Gateway: Conservation of Mass It's the Law!
This resource includes videos, interactives, and additional resources to help students understand the law of conservation of mass and how to balance chemical equations.
The Wonder of Science
The Wonder of Science: Ms Ps1 5: Conservation of Atoms in Reactions
Work samples, phenomena, assessment templates, and videos that directly address standard MS-PS1-5: conservation of atoms in reactions.
Science Education Resource Center at Carleton College
Serc: Conservation of Mass Gum Lab
Students investigate whether or not chewing gum should be considered eating using the law of conservation of mass to reason that the portion lost of the original mass of gum must be swallowed.
CK-12 Foundation
Ck 12: Earth Science: Flow of Matter in Ecosystems
[Free Registration/Login may be required to access all resource tools.] In this module, students will learn about the cycles of nature (water, carbon, nitrogen, and phosphorus) that support the flow of nutrient matter through an...
Utah State Office of Education
Utah Science: It All Adds Up!
Atoms and molecules come together to create matter. What happens to the weight of matter when it is frozen? Can matter be destroyed? Check out these activities to clearly understand how this works.
Science Education Resource Center at Carleton College
Serc: Lab: Conservation of Mass
This lab experiment shows students that mass is not gained or lost during a chemical reaction. Lab also includes a set of lab questions that requires students to balance the chemical equation for the reaction that occurs in this lab.
Sophia Learning
Sophia: Conservation of Mass: Lesson 3
This lesson explains the law of conservation of mass within chemical reactions. It is 3 of 4 in the series titled "Conservation of Mass."
Sophia Learning
Sophia: Conservation of Mass: Lesson 4
This lesson explains the law of conservation of mass within chemical reactions. It is 4 of 4 in the series titled "Conservation of Mass."
Sophia Learning
Sophia: Conservation of Mass: Lesson 2
This lesson explains the law of conservation of mass within chemical reaction with audio and quiz questions.
Science Struck
Science Struck: Law of Conservation of Mass Explained With Examples
Explains the Law of Conservation of Mass, or Law of Conservation of Matter, and gives two examples for it.
Open Curriculum
Open Curriculum: Conservation of Energy
This Kahn Academy tutorial helps students understand the principles of conservation of energy and mass. [10 min, 6 sec]
Open Curriculum
Open Curriculum: Conservation of Angular Momentum
Students learn the concept of angular momentum of objects in two dimensions and how rotational motion is determined.
McREL International
Mc Rel International: Naep Released Item [Pdf]
A released question from the National Assessment of Educational Progress (NAEP) test about the conservation of matter. Includes scoring guide.
University of Texas at Austin
The University of Texas Mc Donald Observatory: Spectroscope
This lesson guides students to build a spectroscope, use it as a tool, and interpret their observations by applying concepts of conservation of energy and properties of matter.
Texas Education Agency
Texas Gateway: Matter and Energy: Chemical Equations
Explore balanced chemical equations in this tutorial. Tutorial includes videos, interactive activities, and practice to help students understand balanced chemical equations and the Law of Conservation of Mass.
Other
Homewood City Schools: Classification of Matter
This Homewood City Schools site has an outline form and contains lots of information about the classification and composition of matter. Some of the topics covered are matter and temperature, changes in state, composition of matter, and...
Science Education Resource Center at Carleton College
Serc: Blowing Up Balloons, Chemically
Students will understand and apply the Law of Conservation of Matter; balance chemical equations; use the following skills: observing and recording data (observations) and making inferences from observations.
Utah Education Network
Uen: Physical Changes
Second graders explore the concept of law of conservation of mass.
Vision Learning
Visionlearning: Dalton's Playhouse
Travel back in history and visit the laboratories of Priestley, Lavoisier, and others. Take part in simulations of the experiments which laid the foundation for the scientific field of chemistry. Learn about the discoveries which lead to...
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.
American Chemical Society
Middle School Chemistry: Lesson Plans: What Is a Chemical Reaction?
After observing a demonstration of a chemical reaction between a burning candle and the oxygen in the air, young scholars use atom model cut-outs to model the reaction and see that all the atoms in the reactants show up in the products.
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?
CK-12 Foundation
Ck 12: Chemical Reactions
[Free Registration/Login may be required to access all resource tools.] What happens in a chemical reaction is explained, along with how it is represented by a chemical equation. In a chemical reaction, the law of conservation of matter...
Georgia Department of Education
Ga Virtual Learning: Chemistry: Stoichiometry
Through informational text, interactive practice problems, video clips, and real-world application, students are introduced to the science of Stoichiometry.