NASA
Cleaning Water
From their sweat to the water vapor in their breath, astronauts recycle every possible drop of water while in space. After watching a short video describing the different ways materials are recycled and reused in space shuttles, young...
Cornell University
Fibers, Dyes, and the Environment
Nanofibers can be made through electrospinning or force spinning in order to reduce the negative impact on the environment. Pupils study the role of fibers and dye on the environment through a series of five hands-on activities. Then,...
Kenan Fellows
Making Connections with Water Quality
What's in your water? And, why is water quality so important? Enhance your class's level of water appreciation through a lesson that demonstrates the necessity of water quality. Environmental enthusiasts explore the EPA's Clean Water...
Polar Trec
Is There Salt in a Glacier?
What can conductivity tell us about a glacier? Groups analyze glacial melt to determine salt content through an analysis of the pH and conductivity measurements of two samples. Groups then determine the source of the salts.Â
Curated OER
Wetland Water Testing
Students examine the different properties that affect water quality. For this pollution lesson students play a game, complete a hands on activity and computer lab.Â
Curated OER
Soil Porosity, Moisture Content, pH, and Density
This lab activity does not have to be done with AP environmental scientists. It can also be done with middle to high school earth scientists. The procedures aren't complex. Learners determine the density of dry and wet sand in order to...
Curated OER
pH and Red Cabbage Juice
Students review properties of materials and define what pH tells them about matter. In this pH levels instructional activity, students determine whether materials are acids or bases using indicator substances.
Curated OER
Introductory Lesson on How pH Levels are Determined
Students explore pH levels of different substances. In this lesson about pH, students work together in three to four groups to test substances. moving between three different stations performing tests on the substances to determine...
Curated OER
Acid Rain and pH
Students study acidic and alkaline balance. In this acid and pH levels instructional activity, students read information about pH, the formation of acid rain and its impact on environments. Students then complete an experiment to learn...
Curated OER
Balance Equation
In this balance equations worksheet, students write the charge balance equation for different compounds dissolved in water. Students rank the concentrations of ions and neutrals at equilibrium for solutions formed. This worksheet has 21...
Concord Consortium
Acid Test
This isn't your typical basic lesson—it's more acidic! Learners use pH information to determine the hydroxide ion concentration of different substances and then use these values to analyze information. The calculations require...
Virginia Department of Education
Acids and Bases
What did one titration say to the other titration? We should meet at the end point! Young chemists perform four experiments: dilute solution, neutralization, titration, and figuring pH/pOH.Â
Curated OER
Chem II - Exam III Warm-Up
In this chemistry worksheet, students take an exam that presents the concept of maintaining the ph balance. This can become a formal assessment.
Curated OER
Fluids, Electrolytes, and Acid-Base Balance Study Questions
In this fluids, electrolytes, and acid-bas balance system study questions, students define 12 words associated with this system. They answer 12 short answer questions about the components of the acid-balance system.
Curated OER
Chemical Equations
In this chemical equations worksheet, students write mass balance equations and charge balance equations. Students write the system of equations to solve for solution concentrations at equilibrium. This worksheet has 21 problems to solve.
Curated OER
Raindrops Keep Burning On My head
Pupils investigate the effects and causes of acid rain. They test pH of household items to familiarize themselves with pH scale and compare that information with acid rain solutions. They investigate impact of acid rain via internet...
Cornell University
Predicting Chemical Reactions
Prove the Law of Conservation of Mass through a lab investigation. A well-designed lesson asks groups to combine materials and monitor indicators for chemical reactions. Measuring the mass of the reactants and products allows individuals...
Curated OER
Ask Rustle the Leaf About...Acid Rain
In this acid rain instructional activity, students read about acid rain from a leaf's perspective. They fill in the blanks with 9 terms to complete a paragraph about acid rain. They also are given 8 clues to complete a crossword puzzle....
Curated OER
Can Acids and Bases Remedy the Body?
Young scholars try to cure an upset stomach. In this acids and bases in the body activity, students create a upset stomach with a vinegar and water solution, then use antacids and home remedies to attempt to restore pH balance to the...
American Chemical Society
Neutralizing Acids and Bases
Most things naturally strive for balance, and acids and bases are no exception. Neutralization of acids and bases allows scholars to explore the color changes associated with the pH scale. After this exploration, pupils neutralize two...
Curated OER
Winogradsky in a Bottle: Beginning a Winogradsky Column
Students study changes in the environment using a microscale experiment. In this environmental science lesson, students construct a modified "Winogradsky Column" to observe bacteria activities. They record observations and formulate a...
Curated OER
CHM 152-Acids, Bases and Salts (Chptr. 14)
In this acids, bases and salts learning exercise, learners answer sixty three questions about ionization, pH, pOH, strong acids and bases, equilibrium and salts. They write formulas for acids and bases, they identify conjugate acids and...
Curated OER
Acids and Bases
In this acids and bases learning exercise, students complete 32 fill in the blank and short answer questions on acidity or alkalinity. They color molecular diagram according to the key.
Curated OER
Acids and Bases
In this acids and bases worksheet, students answer 18 questions about acids, bases, titrations, pH of solutions and the ions that make solutions acidic or basic.