Texas Education Agency
Texas Gateway: Conservation of Mass: It's the Law!
A simple tutorial that includes interactive activities and videos to introduce 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.
Wikimedia
Wikipedia: Conservation of Mass
This site from Wilkopedia defines the law of conservation of mass. Included are links to related topics and terms used in the definition.
CK-12 Foundation
Ck 12: Chemistry: Conservation of Mass
[Free Registration/Login may be required to access all resource tools.] Describes the law of conservation of mass.
Science Education Resource Center at Carleton College
Serc:interactive Study: Laws of Conservation of Mass and Definite Proportions
Dalton's Playhouse is an interactive concept simulation meant to convey fundamental concepts in chemistry, including the law of definite proportions, the law of multiple proportions, and the law of conservation of mass.
CPALMS
Florida State University Cpalms: Florida Students: Conservation of Mass and Energy in Living Systems
Learn about the conservation of mass and energy as it applies to different living systems.
TED Talks
Ted: Ted Ed: The Law of Conservation of Mass
Everything in our universe has mass- from the smallest atom to the largest star. But the amount of mass has remained constant throughout existence even during the birth and death of stars, planets and you. How can the universe grow while...
Sophia Learning
Sophia: Physical Science: Conservation of Mass
Created to teach students of the 21st century, Sophia is bringing the laws of mass straight to your fingertips. Become the commander of your own learning experiences as you take part in this brief tutorial. [0:56]
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.
NASA
Glenn Research Center: Conservation of Energy
From the Glenn Research Center at NASA, read about the law of conservation of energy. Included are formulas and many links to key terms.
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.
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.
Khan Academy
Khan Academy: Dalton's Atomic Theory
Article explores the key points of Dalton's atomic theory and the laws of conservation of mass and constant composition. Which points do we still use today?
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.
BBC
Bbc: Gcse Bitesize: Calculations for All Students
Law of conservation of mass: No atoms are created or destroyed in a chemical reaction. They just join together in a different way than they were before the reaction, and form products. This means that the total mass of the products in a...
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.
CPALMS
Florida State University Cpalms: Florida Students: Conservation of Mass Tutorial
Learn how mass is conserved in physical and chemical changes.
CK-12 Foundation
Ck 12: Atomic Theory
[Free Registration/Login may be required to access all resource tools.] In this online tutorial students will explain the law of conservation of mass, the law of definite proportions, and the law of multiple proportions. They will also...
Utah Education Network
Uen: Physical Changes
Second graders explore the concept of law of conservation of mass.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Masses & Springs
An interactive simulation that teaches about springs, Hooke's Law, and conservation of energy observing changes in kinetic, potential, and thermal energy by adjusting the stiffness and damping of springs holding various masses. This...
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Masses & Springs
Hang various mass weights on spring scales while you adjust the spring stiffness and damping in this online activity. Slow down the action, take it to another planet, or watch the amount of potential, thermal, and kinetic energy.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Masses and Springs
Use this interactive, animated lab to explore conservation of mechanical energy.