CK-12 Foundation
Ck 12: Physical Science: Conservation of Mass
[Free Registration/Login may be required to access all resource tools.] The law of conservation of mass and an example.
Utah State Office of Education
Utah Science: Changing Matter
Matter changes both physically and chemically on a fairly regular basis. Through these activities students will challenge their understanding of the changes that may take place with different types of matter.
Science Education Resource Center at Carleton College
Serc: Conservation of Mass Gum Lab
Learners 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.
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.
CK-12 Foundation
Ck 12: Physical Science: Conservation of Mass in Chemical Reactions
[Free Registration/Login may be required to access all resource tools.] Explains Law of conservation of mass and why chemical equations must be balanced.
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 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 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.
CPALMS
Florida State University Cpalms: Florida Students: Conservation of Mass Tutorial
Learn how mass is conserved in physical and chemical changes.
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.
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...
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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.
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.
Other
Laws of Thermodynamics
A page from the Fundamentals of Physical Geography site. Identifies, describes and elaborates upon the first, second, and third laws of thermodynamics.
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]
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...
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.
ClassFlow
Class Flow: Physical and Chemical Changes
[Free Registration/Login Required] This flipchart introduces fifth graders to physical and chemical changes in matter. The Law of Conservation of Matter is also covered.