Students investigate chemical reactions. In this chemistry instructional activity, students burn magnesium and record the mass. Students list five chemical reactions they see everyday.

Eighth graders analyze physical change in mass. In this chemistry instructional activity, 8th graders describe, measure and calculate the amount of physical change occurring in mass before and after the change. Students should be...

Middle schoolers explore the concepts of potential and kinetic energy by bouncing assorted balls on different surfaces and calculating the momentum for each ball. They give examples of collisions and momentum in sports and understand...

High schoolers investigate the concept of the Einstein's Theory of Relativity while conducting research using the internet and following the outline of the objectives to guide the information search. The lesson plan includes background...

In this chemical equations and symbols worksheet, students are given two written equations and they translate each into chemical symbols. They are given two equations with chemical symbols and they translate them into written equations.

Young scholars explore the composting process and participate in a contest to make the most compost the fastest from the school's kitchen and yard waste.

In this matter and chemical changes worksheet, learners write symbols and formulas for 2 chemical reactions. They write words for 1 chemical reaction given in symbols and formulas. They draw a diagram representing a chemical reaction and...

Young scholars examine stoichiometry. In this chemical reaction and mole instructional activity, students complete an experiment based on readiness levels to explore that changes are quantified in chemical reactions.

In this Newton's Laws worksheet, students solve 4 problems using Newton's Laws. Students explain their work and calculations using Newton's Laws and equations.

In this writing nuclear reactions worksheet, students read about nuclear equations for alpha decay, beta decay and positron emission. They are given the rules for writing nuclear reactions and a sample problem.

In this chemical reactions worksheet, high schoolers answer 20 multiple choice questions about chemical equations, chemical formulas, oxidation and reduction reactions and acids, bases and salts.

Students practice estiminating and measuring angles. After watching a short video, they identify angles in objects in the classroom and their homes. In groups, they participate in activities in which they are given a scenerio and are...

Students, through hands on games and activities, discover how bats live and how bats benefit ecosystems. They play a game designed to show them how echolocation works and another to show how mother bats locate their young through their...

[Free Registration/Login may be required to access all resource tools.] The law of conservation of mass and an example.

[Free Registration/Login may be required to access all resource tools.] Explores the conservation of mass and energy in nuclear reactions and Einstein's equation.

A simple tutorial that includes interactive activities and videos to introduce the law of 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]

This site from Wilkopedia defines the law of conservation of mass. Included are links to related topics and terms used in the definition.

[Free Registration/Login may be required to access all resource tools.] Explains Law of conservation of mass and why chemical equations must be balanced.

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...

From the Glenn Research Center at NASA, read about the law of conservation of energy. Included are formulas and many links to key terms.

[Free Registration/Login may be required to access all resource tools.] Describes the law of conservation of mass.

This resource includes videos, interactives, and additional resources to help students understand the law of conservation of mass and how to balance chemical equations.

Learn about the conservation of mass and energy as it applies to different living systems.